Home / 8,626.20-11,903.12-4,848.84

Finding the Fourth Proportional to 8,626.20, 11,903.12 and 4,848.84

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Solution

The fourth proportional to 8,626.20, 11,903.12 and 4,848.84 is: 6,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.20 : 11,903.12 = 4,848.84 : x
  2. Step 2: Convert to fraction form
    8,626.20/11,903.12 = 4,848.84/x
  3. Step 3: Cross multiply
    8,626.20x = 11,903.12 × 4,848.84
  4. Step 4: Simplify right side
    8,626.20x = 57,716,324.38
  5. Step 5: Solve for x
    x = 57,716,324.38/8,626.20
  6. Step 6: Final answer
    x = 6,690.82

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Half scale
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Double scale
Find fourth proportional to 8,627.20, 11,904.50 and 4,849.84
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.