Home / 6,517.67-9,776.50-1,587.30

Finding the Fourth Proportional to 6,517.67, 9,776.50 and 1,587.30

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Solution

The fourth proportional to 6,517.67, 9,776.50 and 1,587.30 is: 2,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.67 : 9,776.50 = 1,587.30 : x
  2. Step 2: Convert to fraction form
    6,517.67/9,776.50 = 1,587.30/x
  3. Step 3: Cross multiply
    6,517.67x = 9,776.50 × 1,587.30
  4. Step 4: Simplify right side
    6,517.67x = 15,518,197.82
  5. Step 5: Solve for x
    x = 15,518,197.82/6,517.67
  6. Step 6: Final answer
    x = 2,380.94

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Similar ratio
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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.