Home / 10,924.66-16,387.08-5,085.46

Finding the Fourth Proportional to 10,924.66, 16,387.08 and 5,085.46

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Solution

The fourth proportional to 10,924.66, 16,387.08 and 5,085.46 is: 7,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.66 : 16,387.08 = 5,085.46 : x
  2. Step 2: Convert to fraction form
    10,924.66/16,387.08 = 5,085.46/x
  3. Step 3: Cross multiply
    10,924.66x = 16,387.08 × 5,085.46
  4. Step 4: Simplify right side
    10,924.66x = 83,335,839.86
  5. Step 5: Solve for x
    x = 83,335,839.86/10,924.66
  6. Step 6: Final answer
    x = 7,628.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.