Home / 4,276.32-6,414.78-1,354.68

Finding the Fourth Proportional to 4,276.32, 6,414.78 and 1,354.68

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Solution

The fourth proportional to 4,276.32, 6,414.78 and 1,354.68 is: 2,032.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.32 : 6,414.78 = 1,354.68 : x
  2. Step 2: Convert to fraction form
    4,276.32/6,414.78 = 1,354.68/x
  3. Step 3: Cross multiply
    4,276.32x = 6,414.78 × 1,354.68
  4. Step 4: Simplify right side
    4,276.32x = 8,689,974.17
  5. Step 5: Solve for x
    x = 8,689,974.17/4,276.32
  6. Step 6: Final answer
    x = 2,032.12

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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.