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Finding the Fourth Proportional to 5,773.65, 8,666.60 and 4,691.08

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Solution

The fourth proportional to 5,773.65, 8,666.60 and 4,691.08 is: 7,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.65 : 8,666.60 = 4,691.08 : x
  2. Step 2: Convert to fraction form
    5,773.65/8,666.60 = 4,691.08/x
  3. Step 3: Cross multiply
    5,773.65x = 8,666.60 × 4,691.08
  4. Step 4: Simplify right side
    5,773.65x = 40,655,713.93
  5. Step 5: Solve for x
    x = 40,655,713.93/5,773.65
  6. Step 6: Final answer
    x = 7,041.60

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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.