Home / 7,539.11-11,304.49-3,383.10

Finding the Fourth Proportional to 7,539.11, 11,304.49 and 3,383.10

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Solution

The fourth proportional to 7,539.11, 11,304.49 and 3,383.10 is: 5,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.11 : 11,304.49 = 3,383.10 : x
  2. Step 2: Convert to fraction form
    7,539.11/11,304.49 = 3,383.10/x
  3. Step 3: Cross multiply
    7,539.11x = 11,304.49 × 3,383.10
  4. Step 4: Simplify right side
    7,539.11x = 38,244,220.12
  5. Step 5: Solve for x
    x = 38,244,220.12/7,539.11
  6. Step 6: Final answer
    x = 5,072.78

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Half scale
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Double scale
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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.