Home / 7,191.60-10,790.54-2,514.97

Finding the Fourth Proportional to 7,191.60, 10,790.54 and 2,514.97

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Solution

The fourth proportional to 7,191.60, 10,790.54 and 2,514.97 is: 3,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.60 : 10,790.54 = 2,514.97 : x
  2. Step 2: Convert to fraction form
    7,191.60/10,790.54 = 2,514.97/x
  3. Step 3: Cross multiply
    7,191.60x = 10,790.54 × 2,514.97
  4. Step 4: Simplify right side
    7,191.60x = 27,137,884.38
  5. Step 5: Solve for x
    x = 27,137,884.38/7,191.60
  6. Step 6: Final answer
    x = 3,773.55

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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.