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Finding the Fourth Proportional to 3,737.73, 5,606.23 and 1,272.23

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Solution

The fourth proportional to 3,737.73, 5,606.23 and 1,272.23 is: 1,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.73 : 5,606.23 = 1,272.23 : x
  2. Step 2: Convert to fraction form
    3,737.73/5,606.23 = 1,272.23/x
  3. Step 3: Cross multiply
    3,737.73x = 5,606.23 × 1,272.23
  4. Step 4: Simplify right side
    3,737.73x = 7,132,413.99
  5. Step 5: Solve for x
    x = 7,132,413.99/3,737.73
  6. Step 6: Final answer
    x = 1,908.22

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1.5x scale

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.