Home / 3,151.57-4,725.17-1,395.62

Finding the Fourth Proportional to 3,151.57, 4,725.17 and 1,395.62

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Solution

The fourth proportional to 3,151.57, 4,725.17 and 1,395.62 is: 2,092.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.57 : 4,725.17 = 1,395.62 : x
  2. Step 2: Convert to fraction form
    3,151.57/4,725.17 = 1,395.62/x
  3. Step 3: Cross multiply
    3,151.57x = 4,725.17 × 1,395.62
  4. Step 4: Simplify right side
    3,151.57x = 6,594,545.84
  5. Step 5: Solve for x
    x = 6,594,545.84/3,151.57
  6. Step 6: Final answer
    x = 2,092.46

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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.