Home / 8,062.41-12,094.19-2,139.25

Finding the Fourth Proportional to 8,062.41, 12,094.19 and 2,139.25

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Solution

The fourth proportional to 8,062.41, 12,094.19 and 2,139.25 is: 3,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.41 : 12,094.19 = 2,139.25 : x
  2. Step 2: Convert to fraction form
    8,062.41/12,094.19 = 2,139.25/x
  3. Step 3: Cross multiply
    8,062.41x = 12,094.19 × 2,139.25
  4. Step 4: Simplify right side
    8,062.41x = 25,872,462.70
  5. Step 5: Solve for x
    x = 25,872,462.70/8,062.41
  6. Step 6: Final answer
    x = 3,209.02

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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.