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Finding the Fourth Proportional to 3,677.88, 5,513.72 and 1,596.32

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Solution

The fourth proportional to 3,677.88, 5,513.72 and 1,596.32 is: 2,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.88 : 5,513.72 = 1,596.32 : x
  2. Step 2: Convert to fraction form
    3,677.88/5,513.72 = 1,596.32/x
  3. Step 3: Cross multiply
    3,677.88x = 5,513.72 × 1,596.32
  4. Step 4: Simplify right side
    3,677.88x = 8,801,658.61
  5. Step 5: Solve for x
    x = 8,801,658.61/3,677.88
  6. Step 6: Final answer
    x = 2,393.13

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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.