Home / 3,625.33-5,438.96-1,545.45

Finding the Fourth Proportional to 3,625.33, 5,438.96 and 1,545.45

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Solution

The fourth proportional to 3,625.33, 5,438.96 and 1,545.45 is: 2,318.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.33 : 5,438.96 = 1,545.45 : x
  2. Step 2: Convert to fraction form
    3,625.33/5,438.96 = 1,545.45/x
  3. Step 3: Cross multiply
    3,625.33x = 5,438.96 × 1,545.45
  4. Step 4: Simplify right side
    3,625.33x = 8,405,640.73
  5. Step 5: Solve for x
    x = 8,405,640.73/3,625.33
  6. Step 6: Final answer
    x = 2,318.59

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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.