Home / 9,092.39-13,638.13-3,170.59

Finding the Fourth Proportional to 9,092.39, 13,638.13 and 3,170.59

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Solution

The fourth proportional to 9,092.39, 13,638.13 and 3,170.59 is: 4,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.39 : 13,638.13 = 3,170.59 : x
  2. Step 2: Convert to fraction form
    9,092.39/13,638.13 = 3,170.59/x
  3. Step 3: Cross multiply
    9,092.39x = 13,638.13 × 3,170.59
  4. Step 4: Simplify right side
    9,092.39x = 43,240,876.57
  5. Step 5: Solve for x
    x = 43,240,876.57/9,092.39
  6. Step 6: Final answer
    x = 4,755.72

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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.