Home / 10,777.52-14,872.92-6,061.70

Finding the Fourth Proportional to 10,777.52, 14,872.92 and 6,061.70

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Solution

The fourth proportional to 10,777.52, 14,872.92 and 6,061.70 is: 8,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.52 : 14,872.92 = 6,061.70 : x
  2. Step 2: Convert to fraction form
    10,777.52/14,872.92 = 6,061.70/x
  3. Step 3: Cross multiply
    10,777.52x = 14,872.92 × 6,061.70
  4. Step 4: Simplify right side
    10,777.52x = 90,155,179.16
  5. Step 5: Solve for x
    x = 90,155,179.16/10,777.52
  6. Step 6: Final answer
    x = 8,365.11

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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.