Home / 3,763.11-5,637.47-2,282.78

Finding the Fourth Proportional to 3,763.11, 5,637.47 and 2,282.78

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Solution

The fourth proportional to 3,763.11, 5,637.47 and 2,282.78 is: 3,419.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.11 : 5,637.47 = 2,282.78 : x
  2. Step 2: Convert to fraction form
    3,763.11/5,637.47 = 2,282.78/x
  3. Step 3: Cross multiply
    3,763.11x = 5,637.47 × 2,282.78
  4. Step 4: Simplify right side
    3,763.11x = 12,869,123.57
  5. Step 5: Solve for x
    x = 12,869,123.57/3,763.11
  6. Step 6: Final answer
    x = 3,419.81

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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.