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Finding the Fourth Proportional to 5,874.53, 8,805.51 and 2,909.93

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Solution

The fourth proportional to 5,874.53, 8,805.51 and 2,909.93 is: 4,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.53 : 8,805.51 = 2,909.93 : x
  2. Step 2: Convert to fraction form
    5,874.53/8,805.51 = 2,909.93/x
  3. Step 3: Cross multiply
    5,874.53x = 8,805.51 × 2,909.93
  4. Step 4: Simplify right side
    5,874.53x = 25,623,373.69
  5. Step 5: Solve for x
    x = 25,623,373.69/5,874.53
  6. Step 6: Final answer
    x = 4,361.78

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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.