Home / 4,179.50-6,272.13-1,443.50

Finding the Fourth Proportional to 4,179.50, 6,272.13 and 1,443.50

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Solution

The fourth proportional to 4,179.50, 6,272.13 and 1,443.50 is: 2,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.50 : 6,272.13 = 1,443.50 : x
  2. Step 2: Convert to fraction form
    4,179.50/6,272.13 = 1,443.50/x
  3. Step 3: Cross multiply
    4,179.50x = 6,272.13 × 1,443.50
  4. Step 4: Simplify right side
    4,179.50x = 9,053,819.66
  5. Step 5: Solve for x
    x = 9,053,819.66/4,179.50
  6. Step 6: Final answer
    x = 2,166.24

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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.