Home / 7,191.43-10,790.28-2,514.79

Finding the Fourth Proportional to 7,191.43, 10,790.28 and 2,514.79

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Solution

The fourth proportional to 7,191.43, 10,790.28 and 2,514.79 is: 3,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.43 : 10,790.28 = 2,514.79 : x
  2. Step 2: Convert to fraction form
    7,191.43/10,790.28 = 2,514.79/x
  3. Step 3: Cross multiply
    7,191.43x = 10,790.28 × 2,514.79
  4. Step 4: Simplify right side
    7,191.43x = 27,135,333.59
  5. Step 5: Solve for x
    x = 27,135,333.59/7,191.43
  6. Step 6: Final answer
    x = 3,773.29

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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.