Home / 4,119.18-6,178.85-2,269.95

Finding the Fourth Proportional to 4,119.18, 6,178.85 and 2,269.95

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Solution

The fourth proportional to 4,119.18, 6,178.85 and 2,269.95 is: 3,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.18 : 6,178.85 = 2,269.95 : x
  2. Step 2: Convert to fraction form
    4,119.18/6,178.85 = 2,269.95/x
  3. Step 3: Cross multiply
    4,119.18x = 6,178.85 × 2,269.95
  4. Step 4: Simplify right side
    4,119.18x = 14,025,669.21
  5. Step 5: Solve for x
    x = 14,025,669.21/4,119.18
  6. Step 6: Final answer
    x = 3,404.97

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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.