Home / 6,080.32-9,121.76-1,976

Finding the Fourth Proportional to 6,080.32, 9,121.76 and 1,976

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Solution

The fourth proportional to 6,080.32, 9,121.76 and 1,976 is: 2,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.32 : 9,121.76 = 1,976 : x
  2. Step 2: Convert to fraction form
    6,080.32/9,121.76 = 1,976/x
  3. Step 3: Cross multiply
    6,080.32x = 9,121.76 × 1,976
  4. Step 4: Simplify right side
    6,080.32x = 18,024,597.76
  5. Step 5: Solve for x
    x = 18,024,597.76/6,080.32
  6. Step 6: Final answer
    x = 2,964.42

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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.