Home / 3,824.70-5,737.05-1,227.30

Finding the Fourth Proportional to 3,824.70, 5,737.05 and 1,227.30

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Solution

The fourth proportional to 3,824.70, 5,737.05 and 1,227.30 is: 1,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.70 : 5,737.05 = 1,227.30 : x
  2. Step 2: Convert to fraction form
    3,824.70/5,737.05 = 1,227.30/x
  3. Step 3: Cross multiply
    3,824.70x = 5,737.05 × 1,227.30
  4. Step 4: Simplify right side
    3,824.70x = 7,041,081.47
  5. Step 5: Solve for x
    x = 7,041,081.47/3,824.70
  6. Step 6: Final answer
    x = 1,840.95

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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.