Home / 9,129.73-13,694.60-2,204.23

Finding the Fourth Proportional to 9,129.73, 13,694.60 and 2,204.23

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Solution

The fourth proportional to 9,129.73, 13,694.60 and 2,204.23 is: 3,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.73 : 13,694.60 = 2,204.23 : x
  2. Step 2: Convert to fraction form
    9,129.73/13,694.60 = 2,204.23/x
  3. Step 3: Cross multiply
    9,129.73x = 13,694.60 × 2,204.23
  4. Step 4: Simplify right side
    9,129.73x = 30,186,048.16
  5. Step 5: Solve for x
    x = 30,186,048.16/9,129.73
  6. Step 6: Final answer
    x = 3,306.35

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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.