Home / 2,949.44-4,425.80-2,518.56

Finding the Fourth Proportional to 2,949.44, 4,425.80 and 2,518.56

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Solution

The fourth proportional to 2,949.44, 4,425.80 and 2,518.56 is: 3,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.44 : 4,425.80 = 2,518.56 : x
  2. Step 2: Convert to fraction form
    2,949.44/4,425.80 = 2,518.56/x
  3. Step 3: Cross multiply
    2,949.44x = 4,425.80 × 2,518.56
  4. Step 4: Simplify right side
    2,949.44x = 11,146,642.85
  5. Step 5: Solve for x
    x = 11,146,642.85/2,949.44
  6. Step 6: Final answer
    x = 3,779.24

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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.