Home / 10,612.28-15,911.46-5,932.79

Finding the Fourth Proportional to 10,612.28, 15,911.46 and 5,932.79

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Solution

The fourth proportional to 10,612.28, 15,911.46 and 5,932.79 is: 8,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.28 : 15,911.46 = 5,932.79 : x
  2. Step 2: Convert to fraction form
    10,612.28/15,911.46 = 5,932.79/x
  3. Step 3: Cross multiply
    10,612.28x = 15,911.46 × 5,932.79
  4. Step 4: Simplify right side
    10,612.28x = 94,399,350.77
  5. Step 5: Solve for x
    x = 94,399,350.77/10,612.28
  6. Step 6: Final answer
    x = 8,895.29

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1.5x scale

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.