Home / 3,029.00-4,170.34-2,691.38

Finding the Fourth Proportional to 3,029.00, 4,170.34 and 2,691.38

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Solution

The fourth proportional to 3,029.00, 4,170.34 and 2,691.38 is: 3,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.00 : 4,170.34 = 2,691.38 : x
  2. Step 2: Convert to fraction form
    3,029.00/4,170.34 = 2,691.38/x
  3. Step 3: Cross multiply
    3,029.00x = 4,170.34 × 2,691.38
  4. Step 4: Simplify right side
    3,029.00x = 11,223,944.86
  5. Step 5: Solve for x
    x = 11,223,944.86/3,029.00
  6. Step 6: Final answer
    x = 3,705.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.