Home / 12,292.76-18,441.17-3,974.87

Finding the Fourth Proportional to 12,292.76, 18,441.17 and 3,974.87

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Solution

The fourth proportional to 12,292.76, 18,441.17 and 3,974.87 is: 5,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.76 : 18,441.17 = 3,974.87 : x
  2. Step 2: Convert to fraction form
    12,292.76/18,441.17 = 3,974.87/x
  3. Step 3: Cross multiply
    12,292.76x = 18,441.17 × 3,974.87
  4. Step 4: Simplify right side
    12,292.76x = 73,301,294.53
  5. Step 5: Solve for x
    x = 73,301,294.53/12,292.76
  6. Step 6: Final answer
    x = 5,962.96

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1.5x scale

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.