Home / 4,982.90-7,475.33-1,472.96

Finding the Fourth Proportional to 4,982.90, 7,475.33 and 1,472.96

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Solution

The fourth proportional to 4,982.90, 7,475.33 and 1,472.96 is: 2,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.90 : 7,475.33 = 1,472.96 : x
  2. Step 2: Convert to fraction form
    4,982.90/7,475.33 = 1,472.96/x
  3. Step 3: Cross multiply
    4,982.90x = 7,475.33 × 1,472.96
  4. Step 4: Simplify right side
    4,982.90x = 11,010,862.08
  5. Step 5: Solve for x
    x = 11,010,862.08/4,982.90
  6. Step 6: Final answer
    x = 2,209.73

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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.