Home / 10,781.97-14,877.71-6,002.12

Finding the Fourth Proportional to 10,781.97, 14,877.71 and 6,002.12

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Solution

The fourth proportional to 10,781.97, 14,877.71 and 6,002.12 is: 8,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781.97 : 14,877.71 = 6,002.12 : x
  2. Step 2: Convert to fraction form
    10,781.97/14,877.71 = 6,002.12/x
  3. Step 3: Cross multiply
    10,781.97x = 14,877.71 × 6,002.12
  4. Step 4: Simplify right side
    10,781.97x = 89,297,800.75
  5. Step 5: Solve for x
    x = 89,297,800.75/10,781.97
  6. Step 6: Final answer
    x = 8,282.14

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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.