Home / 2,503.43-3,452.91-2,171.29

Finding the Fourth Proportional to 2,503.43, 3,452.91 and 2,171.29

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Solution

The fourth proportional to 2,503.43, 3,452.91 and 2,171.29 is: 2,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.43 : 3,452.91 = 2,171.29 : x
  2. Step 2: Convert to fraction form
    2,503.43/3,452.91 = 2,171.29/x
  3. Step 3: Cross multiply
    2,503.43x = 3,452.91 × 2,171.29
  4. Step 4: Simplify right side
    2,503.43x = 7,497,251.69
  5. Step 5: Solve for x
    x = 7,497,251.69/2,503.43
  6. Step 6: Final answer
    x = 2,994.79

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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.