Home / 8,292.38-11,453.20-5,493.02

Finding the Fourth Proportional to 8,292.38, 11,453.20 and 5,493.02

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Solution

The fourth proportional to 8,292.38, 11,453.20 and 5,493.02 is: 7,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.38 : 11,453.20 = 5,493.02 : x
  2. Step 2: Convert to fraction form
    8,292.38/11,453.20 = 5,493.02/x
  3. Step 3: Cross multiply
    8,292.38x = 11,453.20 × 5,493.02
  4. Step 4: Simplify right side
    8,292.38x = 62,912,585.67
  5. Step 5: Solve for x
    x = 62,912,585.67/8,292.38
  6. Step 6: Final answer
    x = 7,586.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.