Home / 3,545.60-5,318.40-1,463.31

Finding the Fourth Proportional to 3,545.60, 5,318.40 and 1,463.31

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Solution

The fourth proportional to 3,545.60, 5,318.40 and 1,463.31 is: 2,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.60 : 5,318.40 = 1,463.31 : x
  2. Step 2: Convert to fraction form
    3,545.60/5,318.40 = 1,463.31/x
  3. Step 3: Cross multiply
    3,545.60x = 5,318.40 × 1,463.31
  4. Step 4: Simplify right side
    3,545.60x = 7,782,460.59
  5. Step 5: Solve for x
    x = 7,782,460.59/3,545.60
  6. Step 6: Final answer
    x = 2,194.97

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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.