Home / 3,625.35-5,440.08-1,545.14

Finding the Fourth Proportional to 3,625.35, 5,440.08 and 1,545.14

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Solution

The fourth proportional to 3,625.35, 5,440.08 and 1,545.14 is: 2,318.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.35 : 5,440.08 = 1,545.14 : x
  2. Step 2: Convert to fraction form
    3,625.35/5,440.08 = 1,545.14/x
  3. Step 3: Cross multiply
    3,625.35x = 5,440.08 × 1,545.14
  4. Step 4: Simplify right side
    3,625.35x = 8,405,650.29
  5. Step 5: Solve for x
    x = 8,405,650.29/3,625.35
  6. Step 6: Final answer
    x = 2,318.58

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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.