Home / 3,757.80-5,637.30-1,160.13

Finding the Fourth Proportional to 3,757.80, 5,637.30 and 1,160.13

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Solution

The fourth proportional to 3,757.80, 5,637.30 and 1,160.13 is: 1,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.80 : 5,637.30 = 1,160.13 : x
  2. Step 2: Convert to fraction form
    3,757.80/5,637.30 = 1,160.13/x
  3. Step 3: Cross multiply
    3,757.80x = 5,637.30 × 1,160.13
  4. Step 4: Simplify right side
    3,757.80x = 6,540,000.85
  5. Step 5: Solve for x
    x = 6,540,000.85/3,757.80
  6. Step 6: Final answer
    x = 1,740.38

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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.