Home / 3,589.73-5,385.20-1,124.06

Finding the Fourth Proportional to 3,589.73, 5,385.20 and 1,124.06

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Solution

The fourth proportional to 3,589.73, 5,385.20 and 1,124.06 is: 1,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.73 : 5,385.20 = 1,124.06 : x
  2. Step 2: Convert to fraction form
    3,589.73/5,385.20 = 1,124.06/x
  3. Step 3: Cross multiply
    3,589.73x = 5,385.20 × 1,124.06
  4. Step 4: Simplify right side
    3,589.73x = 6,053,287.91
  5. Step 5: Solve for x
    x = 6,053,287.91/3,589.73
  6. Step 6: Final answer
    x = 1,686.28

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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.