Home / 2,449.12-3,376.20-2,006.32

Finding the Fourth Proportional to 2,449.12, 3,376.20 and 2,006.32

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Solution

The fourth proportional to 2,449.12, 3,376.20 and 2,006.32 is: 2,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.12 : 3,376.20 = 2,006.32 : x
  2. Step 2: Convert to fraction form
    2,449.12/3,376.20 = 2,006.32/x
  3. Step 3: Cross multiply
    2,449.12x = 3,376.20 × 2,006.32
  4. Step 4: Simplify right side
    2,449.12x = 6,773,737.58
  5. Step 5: Solve for x
    x = 6,773,737.58/2,449.12
  6. Step 6: Final answer
    x = 2,765.78

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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.