Home / 5,514.42-8,265.99-2,391.80

Finding the Fourth Proportional to 5,514.42, 8,265.99 and 2,391.80

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Solution

The fourth proportional to 5,514.42, 8,265.99 and 2,391.80 is: 3,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.42 : 8,265.99 = 2,391.80 : x
  2. Step 2: Convert to fraction form
    5,514.42/8,265.99 = 2,391.80/x
  3. Step 3: Cross multiply
    5,514.42x = 8,265.99 × 2,391.80
  4. Step 4: Simplify right side
    5,514.42x = 19,770,593.52
  5. Step 5: Solve for x
    x = 19,770,593.52/5,514.42
  6. Step 6: Final answer
    x = 3,585.25

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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.