Home / 3,701.81-5,545.40-1,944.18

Finding the Fourth Proportional to 3,701.81, 5,545.40 and 1,944.18

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Solution

The fourth proportional to 3,701.81, 5,545.40 and 1,944.18 is: 2,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.81 : 5,545.40 = 1,944.18 : x
  2. Step 2: Convert to fraction form
    3,701.81/5,545.40 = 1,944.18/x
  3. Step 3: Cross multiply
    3,701.81x = 5,545.40 × 1,944.18
  4. Step 4: Simplify right side
    3,701.81x = 10,781,246.05
  5. Step 5: Solve for x
    x = 10,781,246.05/3,701.81
  6. Step 6: Final answer
    x = 2,912.42

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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.