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Finding the Fourth Proportional to 5,773.38, 8,664.17 and 2,656.90

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Solution

The fourth proportional to 5,773.38, 8,664.17 and 2,656.90 is: 3,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.38 : 8,664.17 = 2,656.90 : x
  2. Step 2: Convert to fraction form
    5,773.38/8,664.17 = 2,656.90/x
  3. Step 3: Cross multiply
    5,773.38x = 8,664.17 × 2,656.90
  4. Step 4: Simplify right side
    5,773.38x = 23,019,830.82
  5. Step 5: Solve for x
    x = 23,019,830.82/5,773.38
  6. Step 6: Final answer
    x = 3,987.24

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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.