Home / 3,462.30-4,781.37-2,205.72

Finding the Fourth Proportional to 3,462.30, 4,781.37 and 2,205.72

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Solution

The fourth proportional to 3,462.30, 4,781.37 and 2,205.72 is: 3,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.30 : 4,781.37 = 2,205.72 : x
  2. Step 2: Convert to fraction form
    3,462.30/4,781.37 = 2,205.72/x
  3. Step 3: Cross multiply
    3,462.30x = 4,781.37 × 2,205.72
  4. Step 4: Simplify right side
    3,462.30x = 10,546,363.44
  5. Step 5: Solve for x
    x = 10,546,363.44/3,462.30
  6. Step 6: Final answer
    x = 3,046.06

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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.