Home / 6,067.20-9,100.80-4,972.80

Finding the Fourth Proportional to 6,067.20, 9,100.80 and 4,972.80

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Solution

The fourth proportional to 6,067.20, 9,100.80 and 4,972.80 is: 7,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,067.20 : 9,100.80 = 4,972.80 : x
  2. Step 2: Convert to fraction form
    6,067.20/9,100.80 = 4,972.80/x
  3. Step 3: Cross multiply
    6,067.20x = 9,100.80 × 4,972.80
  4. Step 4: Simplify right side
    6,067.20x = 45,256,458.24
  5. Step 5: Solve for x
    x = 45,256,458.24/6,067.20
  6. Step 6: Final answer
    x = 7,459.20

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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.