Home / 5,008.96-7,514.52-2,087.92

Finding the Fourth Proportional to 5,008.96, 7,514.52 and 2,087.92

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Solution

The fourth proportional to 5,008.96, 7,514.52 and 2,087.92 is: 3,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.96 : 7,514.52 = 2,087.92 : x
  2. Step 2: Convert to fraction form
    5,008.96/7,514.52 = 2,087.92/x
  3. Step 3: Cross multiply
    5,008.96x = 7,514.52 × 2,087.92
  4. Step 4: Simplify right side
    5,008.96x = 15,689,716.60
  5. Step 5: Solve for x
    x = 15,689,716.60/5,008.96
  6. Step 6: Final answer
    x = 3,132.33

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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.