Home / 3,384.56-4,671.24-2,454.68

Finding the Fourth Proportional to 3,384.56, 4,671.24 and 2,454.68

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Solution

The fourth proportional to 3,384.56, 4,671.24 and 2,454.68 is: 3,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.56 : 4,671.24 = 2,454.68 : x
  2. Step 2: Convert to fraction form
    3,384.56/4,671.24 = 2,454.68/x
  3. Step 3: Cross multiply
    3,384.56x = 4,671.24 × 2,454.68
  4. Step 4: Simplify right side
    3,384.56x = 11,466,401.88
  5. Step 5: Solve for x
    x = 11,466,401.88/3,384.56
  6. Step 6: Final answer
    x = 3,387.85

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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.