Home / 9,149.22-13,729.47-3,601.62

Finding the Fourth Proportional to 9,149.22, 13,729.47 and 3,601.62

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Solution

The fourth proportional to 9,149.22, 13,729.47 and 3,601.62 is: 5,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.22 : 13,729.47 = 3,601.62 : x
  2. Step 2: Convert to fraction form
    9,149.22/13,729.47 = 3,601.62/x
  3. Step 3: Cross multiply
    9,149.22x = 13,729.47 × 3,601.62
  4. Step 4: Simplify right side
    9,149.22x = 49,448,333.74
  5. Step 5: Solve for x
    x = 49,448,333.74/9,149.22
  6. Step 6: Final answer
    x = 5,404.65

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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.