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Finding the Fourth Proportional to 6,587.18, 9,877.08 and 5,808.92

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Solution

The fourth proportional to 6,587.18, 9,877.08 and 5,808.92 is: 8,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.18 : 9,877.08 = 5,808.92 : x
  2. Step 2: Convert to fraction form
    6,587.18/9,877.08 = 5,808.92/x
  3. Step 3: Cross multiply
    6,587.18x = 9,877.08 × 5,808.92
  4. Step 4: Simplify right side
    6,587.18x = 57,375,167.55
  5. Step 5: Solve for x
    x = 57,375,167.55/6,587.18
  6. Step 6: Final answer
    x = 8,710.13

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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.