Home / 5,545.31-8,319.51-2,425.59

Finding the Fourth Proportional to 5,545.31, 8,319.51 and 2,425.59

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Solution

The fourth proportional to 5,545.31, 8,319.51 and 2,425.59 is: 3,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.31 : 8,319.51 = 2,425.59 : x
  2. Step 2: Convert to fraction form
    5,545.31/8,319.51 = 2,425.59/x
  3. Step 3: Cross multiply
    5,545.31x = 8,319.51 × 2,425.59
  4. Step 4: Simplify right side
    5,545.31x = 20,179,720.26
  5. Step 5: Solve for x
    x = 20,179,720.26/5,545.31
  6. Step 6: Final answer
    x = 3,639.06

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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.