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Finding the Fourth Proportional to 9,452.54, 13,040.99 and 9,437.96

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Solution

The fourth proportional to 9,452.54, 13,040.99 and 9,437.96 is: 13,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,452.54 : 13,040.99 = 9,437.96 : x
  2. Step 2: Convert to fraction form
    9,452.54/13,040.99 = 9,437.96/x
  3. Step 3: Cross multiply
    9,452.54x = 13,040.99 × 9,437.96
  4. Step 4: Simplify right side
    9,452.54x = 123,080,229.59
  5. Step 5: Solve for x
    x = 123,080,229.59/9,452.54
  6. Step 6: Final answer
    x = 13,020.87

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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.