Home / 2,468.12-3,702.20-1,080.41

Finding the Fourth Proportional to 2,468.12, 3,702.20 and 1,080.41

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Solution

The fourth proportional to 2,468.12, 3,702.20 and 1,080.41 is: 1,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.12 : 3,702.20 = 1,080.41 : x
  2. Step 2: Convert to fraction form
    2,468.12/3,702.20 = 1,080.41/x
  3. Step 3: Cross multiply
    2,468.12x = 3,702.20 × 1,080.41
  4. Step 4: Simplify right side
    2,468.12x = 3,999,869.99
  5. Step 5: Solve for x
    x = 3,999,869.99/2,468.12
  6. Step 6: Final answer
    x = 1,620.62

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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.