Home / 3,737.49-5,607.60-1,272.56

Finding the Fourth Proportional to 3,737.49, 5,607.60 and 1,272.56

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Solution

The fourth proportional to 3,737.49, 5,607.60 and 1,272.56 is: 1,909.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.49 : 5,607.60 = 1,272.56 : x
  2. Step 2: Convert to fraction form
    3,737.49/5,607.60 = 1,272.56/x
  3. Step 3: Cross multiply
    3,737.49x = 5,607.60 × 1,272.56
  4. Step 4: Simplify right side
    3,737.49x = 7,136,016.93
  5. Step 5: Solve for x
    x = 7,136,016.93/3,737.49
  6. Step 6: Final answer
    x = 1,909.31

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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.