Home / 9,105.12-13,660.29-3,262.14

Finding the Fourth Proportional to 9,105.12, 13,660.29 and 3,262.14

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Solution

The fourth proportional to 9,105.12, 13,660.29 and 3,262.14 is: 4,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.12 : 13,660.29 = 3,262.14 : x
  2. Step 2: Convert to fraction form
    9,105.12/13,660.29 = 3,262.14/x
  3. Step 3: Cross multiply
    9,105.12x = 13,660.29 × 3,262.14
  4. Step 4: Simplify right side
    9,105.12x = 44,561,778.42
  5. Step 5: Solve for x
    x = 44,561,778.42/9,105.12
  6. Step 6: Final answer
    x = 4,894.15

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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.