Home / 9,092.12-13,631.82-3,540.80

Finding the Fourth Proportional to 9,092.12, 13,631.82 and 3,540.80

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Solution

The fourth proportional to 9,092.12, 13,631.82 and 3,540.80 is: 5,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.12 : 13,631.82 = 3,540.80 : x
  2. Step 2: Convert to fraction form
    9,092.12/13,631.82 = 3,540.80/x
  3. Step 3: Cross multiply
    9,092.12x = 13,631.82 × 3,540.80
  4. Step 4: Simplify right side
    9,092.12x = 48,267,548.26
  5. Step 5: Solve for x
    x = 48,267,548.26/9,092.12
  6. Step 6: Final answer
    x = 5,308.72

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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.