Home / 3,589.93-5,385.51-1,124.11

Finding the Fourth Proportional to 3,589.93, 5,385.51 and 1,124.11

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Solution

The fourth proportional to 3,589.93, 5,385.51 and 1,124.11 is: 1,686.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.93 : 5,385.51 = 1,124.11 : x
  2. Step 2: Convert to fraction form
    3,589.93/5,385.51 = 1,124.11/x
  3. Step 3: Cross multiply
    3,589.93x = 5,385.51 × 1,124.11
  4. Step 4: Simplify right side
    3,589.93x = 6,053,892.18
  5. Step 5: Solve for x
    x = 6,053,892.18/3,589.93
  6. Step 6: Final answer
    x = 1,686.35

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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.