Home / 2,449.20-3,673.79-2,015.44

Finding the Fourth Proportional to 2,449.20, 3,673.79 and 2,015.44

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Solution

The fourth proportional to 2,449.20, 3,673.79 and 2,015.44 is: 3,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.20 : 3,673.79 = 2,015.44 : x
  2. Step 2: Convert to fraction form
    2,449.20/3,673.79 = 2,015.44/x
  3. Step 3: Cross multiply
    2,449.20x = 3,673.79 × 2,015.44
  4. Step 4: Simplify right side
    2,449.20x = 7,404,303.32
  5. Step 5: Solve for x
    x = 7,404,303.32/2,449.20
  6. Step 6: Final answer
    x = 3,023.15

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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.