Home / 2,737.62-3,777.82-1,542.66

Finding the Fourth Proportional to 2,737.62, 3,777.82 and 1,542.66

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Solution

The fourth proportional to 2,737.62, 3,777.82 and 1,542.66 is: 2,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.62 : 3,777.82 = 1,542.66 : x
  2. Step 2: Convert to fraction form
    2,737.62/3,777.82 = 1,542.66/x
  3. Step 3: Cross multiply
    2,737.62x = 3,777.82 × 1,542.66
  4. Step 4: Simplify right side
    2,737.62x = 5,827,891.80
  5. Step 5: Solve for x
    x = 5,827,891.80/2,737.62
  6. Step 6: Final answer
    x = 2,128.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.