Home / 3,641.80-5,463.30-1,177.24

Finding the Fourth Proportional to 3,641.80, 5,463.30 and 1,177.24

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Solution

The fourth proportional to 3,641.80, 5,463.30 and 1,177.24 is: 1,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.80 : 5,463.30 = 1,177.24 : x
  2. Step 2: Convert to fraction form
    3,641.80/5,463.30 = 1,177.24/x
  3. Step 3: Cross multiply
    3,641.80x = 5,463.30 × 1,177.24
  4. Step 4: Simplify right side
    3,641.80x = 6,431,615.29
  5. Step 5: Solve for x
    x = 6,431,615.29/3,641.80
  6. Step 6: Final answer
    x = 1,766.05

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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.