Home / 5,912.28-8,868.32-1,529.72

Finding the Fourth Proportional to 5,912.28, 8,868.32 and 1,529.72

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Solution

The fourth proportional to 5,912.28, 8,868.32 and 1,529.72 is: 2,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.28 : 8,868.32 = 1,529.72 : x
  2. Step 2: Convert to fraction form
    5,912.28/8,868.32 = 1,529.72/x
  3. Step 3: Cross multiply
    5,912.28x = 8,868.32 × 1,529.72
  4. Step 4: Simplify right side
    5,912.28x = 13,566,046.47
  5. Step 5: Solve for x
    x = 13,566,046.47/5,912.28
  6. Step 6: Final answer
    x = 2,294.55

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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.