Home / 2,755.80-4,131.18-1,000.04

Finding the Fourth Proportional to 2,755.80, 4,131.18 and 1,000.04

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Solution

The fourth proportional to 2,755.80, 4,131.18 and 1,000.04 is: 1,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.80 : 4,131.18 = 1,000.04 : x
  2. Step 2: Convert to fraction form
    2,755.80/4,131.18 = 1,000.04/x
  3. Step 3: Cross multiply
    2,755.80x = 4,131.18 × 1,000.04
  4. Step 4: Simplify right side
    2,755.80x = 4,131,345.25
  5. Step 5: Solve for x
    x = 4,131,345.25/2,755.80
  6. Step 6: Final answer
    x = 1,499.15

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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.