Home / 2,516.80-3,473.84-1,469.20

Finding the Fourth Proportional to 2,516.80, 3,473.84 and 1,469.20

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Solution

The fourth proportional to 2,516.80, 3,473.84 and 1,469.20 is: 2,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.80 : 3,473.84 = 1,469.20 : x
  2. Step 2: Convert to fraction form
    2,516.80/3,473.84 = 1,469.20/x
  3. Step 3: Cross multiply
    2,516.80x = 3,473.84 × 1,469.20
  4. Step 4: Simplify right side
    2,516.80x = 5,103,765.73
  5. Step 5: Solve for x
    x = 5,103,765.73/2,516.80
  6. Step 6: Final answer
    x = 2,027.88

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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.