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Finding the Fourth Proportional to 3,737.34, 5,607 and 3,329.28

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Solution

The fourth proportional to 3,737.34, 5,607 and 3,329.28 is: 4,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.34 : 5,607 = 3,329.28 : x
  2. Step 2: Convert to fraction form
    3,737.34/5,607 = 3,329.28/x
  3. Step 3: Cross multiply
    3,737.34x = 5,607 × 3,329.28
  4. Step 4: Simplify right side
    3,737.34x = 18,667,272.96
  5. Step 5: Solve for x
    x = 18,667,272.96/3,737.34
  6. Step 6: Final answer
    x = 4,994.80

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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.