Home / 10,713.24-14,781.42-6,937.56

Finding the Fourth Proportional to 10,713.24, 14,781.42 and 6,937.56

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Solution

The fourth proportional to 10,713.24, 14,781.42 and 6,937.56 is: 9,571.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.24 : 14,781.42 = 6,937.56 : x
  2. Step 2: Convert to fraction form
    10,713.24/14,781.42 = 6,937.56/x
  3. Step 3: Cross multiply
    10,713.24x = 14,781.42 × 6,937.56
  4. Step 4: Simplify right side
    10,713.24x = 102,546,988.14
  5. Step 5: Solve for x
    x = 102,546,988.14/10,713.24
  6. Step 6: Final answer
    x = 9,571.99

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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.