Home / 3,951.92-5,452.26-2,459.30

Finding the Fourth Proportional to 3,951.92, 5,452.26 and 2,459.30

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Solution

The fourth proportional to 3,951.92, 5,452.26 and 2,459.30 is: 3,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.92 : 5,452.26 = 2,459.30 : x
  2. Step 2: Convert to fraction form
    3,951.92/5,452.26 = 2,459.30/x
  3. Step 3: Cross multiply
    3,951.92x = 5,452.26 × 2,459.30
  4. Step 4: Simplify right side
    3,951.92x = 13,408,715.76
  5. Step 5: Solve for x
    x = 13,408,715.76/3,951.92
  6. Step 6: Final answer
    x = 3,392.97

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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.