Home / 3,713.30-5,569.11-1,080.80

Finding the Fourth Proportional to 3,713.30, 5,569.11 and 1,080.80

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Solution

The fourth proportional to 3,713.30, 5,569.11 and 1,080.80 is: 1,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.30 : 5,569.11 = 1,080.80 : x
  2. Step 2: Convert to fraction form
    3,713.30/5,569.11 = 1,080.80/x
  3. Step 3: Cross multiply
    3,713.30x = 5,569.11 × 1,080.80
  4. Step 4: Simplify right side
    3,713.30x = 6,019,066.24
  5. Step 5: Solve for x
    x = 6,019,066.24/3,713.30
  6. Step 6: Final answer
    x = 1,620.95

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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.