Home / 4,302.15-6,454.38-3,427.95

Finding the Fourth Proportional to 4,302.15, 6,454.38 and 3,427.95

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Solution

The fourth proportional to 4,302.15, 6,454.38 and 3,427.95 is: 5,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.15 : 6,454.38 = 3,427.95 : x
  2. Step 2: Convert to fraction form
    4,302.15/6,454.38 = 3,427.95/x
  3. Step 3: Cross multiply
    4,302.15x = 6,454.38 × 3,427.95
  4. Step 4: Simplify right side
    4,302.15x = 22,125,291.92
  5. Step 5: Solve for x
    x = 22,125,291.92/4,302.15
  6. Step 6: Final answer
    x = 5,142.85

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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.