Home / 9,451.46-13,037.28-5,911.76

Finding the Fourth Proportional to 9,451.46, 13,037.28 and 5,911.76

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Solution

The fourth proportional to 9,451.46, 13,037.28 and 5,911.76 is: 8,154.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.46 : 13,037.28 = 5,911.76 : x
  2. Step 2: Convert to fraction form
    9,451.46/13,037.28 = 5,911.76/x
  3. Step 3: Cross multiply
    9,451.46x = 13,037.28 × 5,911.76
  4. Step 4: Simplify right side
    9,451.46x = 77,073,270.41
  5. Step 5: Solve for x
    x = 77,073,270.41/9,451.46
  6. Step 6: Final answer
    x = 8,154.64

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Double scale
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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.