Home / 9,424.68-13,034.25-8,243.70

Finding the Fourth Proportional to 9,424.68, 13,034.25 and 8,243.70

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Solution

The fourth proportional to 9,424.68, 13,034.25 and 8,243.70 is: 11,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.68 : 13,034.25 = 8,243.70 : x
  2. Step 2: Convert to fraction form
    9,424.68/13,034.25 = 8,243.70/x
  3. Step 3: Cross multiply
    9,424.68x = 13,034.25 × 8,243.70
  4. Step 4: Simplify right side
    9,424.68x = 107,450,446.73
  5. Step 5: Solve for x
    x = 107,450,446.73/9,424.68
  6. Step 6: Final answer
    x = 11,400.96

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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.