Home / 3,080.47-4,622.73-1,132.69

Finding the Fourth Proportional to 3,080.47, 4,622.73 and 1,132.69

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Solution

The fourth proportional to 3,080.47, 4,622.73 and 1,132.69 is: 1,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.47 : 4,622.73 = 1,132.69 : x
  2. Step 2: Convert to fraction form
    3,080.47/4,622.73 = 1,132.69/x
  3. Step 3: Cross multiply
    3,080.47x = 4,622.73 × 1,132.69
  4. Step 4: Simplify right side
    3,080.47x = 5,236,120.04
  5. Step 5: Solve for x
    x = 5,236,120.04/3,080.47
  6. Step 6: Final answer
    x = 1,699.78

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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.