Home / 4,178.80-6,269.51-2,514.74

Finding the Fourth Proportional to 4,178.80, 6,269.51 and 2,514.74

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Solution

The fourth proportional to 4,178.80, 6,269.51 and 2,514.74 is: 3,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.80 : 6,269.51 = 2,514.74 : x
  2. Step 2: Convert to fraction form
    4,178.80/6,269.51 = 2,514.74/x
  3. Step 3: Cross multiply
    4,178.80x = 6,269.51 × 2,514.74
  4. Step 4: Simplify right side
    4,178.80x = 15,766,187.58
  5. Step 5: Solve for x
    x = 15,766,187.58/4,178.80
  6. Step 6: Final answer
    x = 3,772.90

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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.