Home / 4,149.75-6,209.99-2,590.48

Finding the Fourth Proportional to 4,149.75, 6,209.99 and 2,590.48

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Solution

The fourth proportional to 4,149.75, 6,209.99 and 2,590.48 is: 3,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.75 : 6,209.99 = 2,590.48 : x
  2. Step 2: Convert to fraction form
    4,149.75/6,209.99 = 2,590.48/x
  3. Step 3: Cross multiply
    4,149.75x = 6,209.99 × 2,590.48
  4. Step 4: Simplify right side
    4,149.75x = 16,086,854.90
  5. Step 5: Solve for x
    x = 16,086,854.90/4,149.75
  6. Step 6: Final answer
    x = 3,876.58

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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.