Home / 2,743.29-4,115.97-1,648.42

Finding the Fourth Proportional to 2,743.29, 4,115.97 and 1,648.42

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Solution

The fourth proportional to 2,743.29, 4,115.97 and 1,648.42 is: 2,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.29 : 4,115.97 = 1,648.42 : x
  2. Step 2: Convert to fraction form
    2,743.29/4,115.97 = 1,648.42/x
  3. Step 3: Cross multiply
    2,743.29x = 4,115.97 × 1,648.42
  4. Step 4: Simplify right side
    2,743.29x = 6,784,836.98
  5. Step 5: Solve for x
    x = 6,784,836.98/2,743.29
  6. Step 6: Final answer
    x = 2,473.25

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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.