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Finding the Fourth Proportional to 10,807.57, 14,918.17 and 6,332.77

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Solution

The fourth proportional to 10,807.57, 14,918.17 and 6,332.77 is: 8,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.57 : 14,918.17 = 6,332.77 : x
  2. Step 2: Convert to fraction form
    10,807.57/14,918.17 = 6,332.77/x
  3. Step 3: Cross multiply
    10,807.57x = 14,918.17 × 6,332.77
  4. Step 4: Simplify right side
    10,807.57x = 94,473,286.30
  5. Step 5: Solve for x
    x = 94,473,286.30/10,807.57
  6. Step 6: Final answer
    x = 8,741.40

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Double scale
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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.