Home / 4,124.22-5,691.57-2,355.78

Finding the Fourth Proportional to 4,124.22, 5,691.57 and 2,355.78

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Solution

The fourth proportional to 4,124.22, 5,691.57 and 2,355.78 is: 3,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.22 : 5,691.57 = 2,355.78 : x
  2. Step 2: Convert to fraction form
    4,124.22/5,691.57 = 2,355.78/x
  3. Step 3: Cross multiply
    4,124.22x = 5,691.57 × 2,355.78
  4. Step 4: Simplify right side
    4,124.22x = 13,408,099.28
  5. Step 5: Solve for x
    x = 13,408,099.28/4,124.22
  6. Step 6: Final answer
    x = 3,251.07

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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.