Home / 8,425.46-11,631.30-6,532.76

Finding the Fourth Proportional to 8,425.46, 11,631.30 and 6,532.76

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Solution

The fourth proportional to 8,425.46, 11,631.30 and 6,532.76 is: 9,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.46 : 11,631.30 = 6,532.76 : x
  2. Step 2: Convert to fraction form
    8,425.46/11,631.30 = 6,532.76/x
  3. Step 3: Cross multiply
    8,425.46x = 11,631.30 × 6,532.76
  4. Step 4: Simplify right side
    8,425.46x = 75,984,491.39
  5. Step 5: Solve for x
    x = 75,984,491.39/8,425.46
  6. Step 6: Final answer
    x = 9,018.44

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Find fourth proportional to 4,212.73, 5,815.65 and 3,266.38
Half scale
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Double scale
Find fourth proportional to 8,426.46, 11,632.68 and 6,533.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.