Home / 3,080.89-4,621.17-1,132.95

Finding the Fourth Proportional to 3,080.89, 4,621.17 and 1,132.95

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Solution

The fourth proportional to 3,080.89, 4,621.17 and 1,132.95 is: 1,699.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.89 : 4,621.17 = 1,132.95 : x
  2. Step 2: Convert to fraction form
    3,080.89/4,621.17 = 1,132.95/x
  3. Step 3: Cross multiply
    3,080.89x = 4,621.17 × 1,132.95
  4. Step 4: Simplify right side
    3,080.89x = 5,235,554.55
  5. Step 5: Solve for x
    x = 5,235,554.55/3,080.89
  6. Step 6: Final answer
    x = 1,699.36

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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.