Home / 9,149.14-13,722.81-2,575.18

Finding the Fourth Proportional to 9,149.14, 13,722.81 and 2,575.18

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Solution

The fourth proportional to 9,149.14, 13,722.81 and 2,575.18 is: 3,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.14 : 13,722.81 = 2,575.18 : x
  2. Step 2: Convert to fraction form
    9,149.14/13,722.81 = 2,575.18/x
  3. Step 3: Cross multiply
    9,149.14x = 13,722.81 × 2,575.18
  4. Step 4: Simplify right side
    9,149.14x = 35,338,705.86
  5. Step 5: Solve for x
    x = 35,338,705.86/9,149.14
  6. Step 6: Final answer
    x = 3,862.52

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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.