Home / 3,101.44-4,649.40-2,182.90

Finding the Fourth Proportional to 3,101.44, 4,649.40 and 2,182.90

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Solution

The fourth proportional to 3,101.44, 4,649.40 and 2,182.90 is: 3,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.44 : 4,649.40 = 2,182.90 : x
  2. Step 2: Convert to fraction form
    3,101.44/4,649.40 = 2,182.90/x
  3. Step 3: Cross multiply
    3,101.44x = 4,649.40 × 2,182.90
  4. Step 4: Simplify right side
    3,101.44x = 10,149,175.26
  5. Step 5: Solve for x
    x = 10,149,175.26/3,101.44
  6. Step 6: Final answer
    x = 3,272.41

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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.