Home / 9,149.09-13,724.40-2,575.34

Finding the Fourth Proportional to 9,149.09, 13,724.40 and 2,575.34

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Solution

The fourth proportional to 9,149.09, 13,724.40 and 2,575.34 is: 3,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.09 : 13,724.40 = 2,575.34 : x
  2. Step 2: Convert to fraction form
    9,149.09/13,724.40 = 2,575.34/x
  3. Step 3: Cross multiply
    9,149.09x = 13,724.40 × 2,575.34
  4. Step 4: Simplify right side
    9,149.09x = 35,344,996.30
  5. Step 5: Solve for x
    x = 35,344,996.30/9,149.09
  6. Step 6: Final answer
    x = 3,863.23

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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.