Home / 9,149.70-13,724.55-2,224.20

Finding the Fourth Proportional to 9,149.70, 13,724.55 and 2,224.20

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Solution

The fourth proportional to 9,149.70, 13,724.55 and 2,224.20 is: 3,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.70 : 13,724.55 = 2,224.20 : x
  2. Step 2: Convert to fraction form
    9,149.70/13,724.55 = 2,224.20/x
  3. Step 3: Cross multiply
    9,149.70x = 13,724.55 × 2,224.20
  4. Step 4: Simplify right side
    9,149.70x = 30,526,144.11
  5. Step 5: Solve for x
    x = 30,526,144.11/9,149.70
  6. Step 6: Final answer
    x = 3,336.30

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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.