Home / 6,517.52-9,776.28-1,587.15

Finding the Fourth Proportional to 6,517.52, 9,776.28 and 1,587.15

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Solution

The fourth proportional to 6,517.52, 9,776.28 and 1,587.15 is: 2,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.52 : 9,776.28 = 1,587.15 : x
  2. Step 2: Convert to fraction form
    6,517.52/9,776.28 = 1,587.15/x
  3. Step 3: Cross multiply
    6,517.52x = 9,776.28 × 1,587.15
  4. Step 4: Simplify right side
    6,517.52x = 15,516,422.80
  5. Step 5: Solve for x
    x = 15,516,422.80/6,517.52
  6. Step 6: Final answer
    x = 2,380.73

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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.