Home / 11,351.33-15,658.94-6,632.87

Finding the Fourth Proportional to 11,351.33, 15,658.94 and 6,632.87

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Solution

The fourth proportional to 11,351.33, 15,658.94 and 6,632.87 is: 9,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.33 : 15,658.94 = 6,632.87 : x
  2. Step 2: Convert to fraction form
    11,351.33/15,658.94 = 6,632.87/x
  3. Step 3: Cross multiply
    11,351.33x = 15,658.94 × 6,632.87
  4. Step 4: Simplify right side
    11,351.33x = 103,863,769.09
  5. Step 5: Solve for x
    x = 103,863,769.09/11,351.33
  6. Step 6: Final answer
    x = 9,149.92

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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.