Home / 3,589.83-5,385.29-1,124.33

Finding the Fourth Proportional to 3,589.83, 5,385.29 and 1,124.33

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Solution

The fourth proportional to 3,589.83, 5,385.29 and 1,124.33 is: 1,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.83 : 5,385.29 = 1,124.33 : x
  2. Step 2: Convert to fraction form
    3,589.83/5,385.29 = 1,124.33/x
  3. Step 3: Cross multiply
    3,589.83x = 5,385.29 × 1,124.33
  4. Step 4: Simplify right side
    3,589.83x = 6,054,810.56
  5. Step 5: Solve for x
    x = 6,054,810.56/3,589.83
  6. Step 6: Final answer
    x = 1,686.66

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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.