Home / 9,149.82-13,724.76-2,224.32

Finding the Fourth Proportional to 9,149.82, 13,724.76 and 2,224.32

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Solution

The fourth proportional to 9,149.82, 13,724.76 and 2,224.32 is: 3,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.82 : 13,724.76 = 2,224.32 : x
  2. Step 2: Convert to fraction form
    9,149.82/13,724.76 = 2,224.32/x
  3. Step 3: Cross multiply
    9,149.82x = 13,724.76 × 2,224.32
  4. Step 4: Simplify right side
    9,149.82x = 30,528,258.16
  5. Step 5: Solve for x
    x = 30,528,258.16/9,149.82
  6. Step 6: Final answer
    x = 3,336.49

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Double scale
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Similar ratio
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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.