Home / 7,588.97-11,388.56-2,658.65

Finding the Fourth Proportional to 7,588.97, 11,388.56 and 2,658.65

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Solution

The fourth proportional to 7,588.97, 11,388.56 and 2,658.65 is: 3,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.97 : 11,388.56 = 2,658.65 : x
  2. Step 2: Convert to fraction form
    7,588.97/11,388.56 = 2,658.65/x
  3. Step 3: Cross multiply
    7,588.97x = 11,388.56 × 2,658.65
  4. Step 4: Simplify right side
    7,588.97x = 30,278,144.75
  5. Step 5: Solve for x
    x = 30,278,144.75/7,588.97
  6. Step 6: Final answer
    x = 3,989.76

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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.