Home / 11,751.88-17,625.82-3,854.24

Finding the Fourth Proportional to 11,751.88, 17,625.82 and 3,854.24

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Solution

The fourth proportional to 11,751.88, 17,625.82 and 3,854.24 is: 5,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.88 : 17,625.82 = 3,854.24 : x
  2. Step 2: Convert to fraction form
    11,751.88/17,625.82 = 3,854.24/x
  3. Step 3: Cross multiply
    11,751.88x = 17,625.82 × 3,854.24
  4. Step 4: Simplify right side
    11,751.88x = 67,934,140.48
  5. Step 5: Solve for x
    x = 67,934,140.48/11,751.88
  6. Step 6: Final answer
    x = 5,780.70

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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.