Home / 3,738.18-5,603.16-1,545.72

Finding the Fourth Proportional to 3,738.18, 5,603.16 and 1,545.72

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Solution

The fourth proportional to 3,738.18, 5,603.16 and 1,545.72 is: 2,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.18 : 5,603.16 = 1,545.72 : x
  2. Step 2: Convert to fraction form
    3,738.18/5,603.16 = 1,545.72/x
  3. Step 3: Cross multiply
    3,738.18x = 5,603.16 × 1,545.72
  4. Step 4: Simplify right side
    3,738.18x = 8,660,916.48
  5. Step 5: Solve for x
    x = 8,660,916.48/3,738.18
  6. Step 6: Final answer
    x = 2,316.88

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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.