Home / 10,767.36-16,151.28-2,976.48

Finding the Fourth Proportional to 10,767.36, 16,151.28 and 2,976.48

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Solution

The fourth proportional to 10,767.36, 16,151.28 and 2,976.48 is: 4,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.36 : 16,151.28 = 2,976.48 : x
  2. Step 2: Convert to fraction form
    10,767.36/16,151.28 = 2,976.48/x
  3. Step 3: Cross multiply
    10,767.36x = 16,151.28 × 2,976.48
  4. Step 4: Simplify right side
    10,767.36x = 48,073,961.89
  5. Step 5: Solve for x
    x = 48,073,961.89/10,767.36
  6. Step 6: Final answer
    x = 4,464.79

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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.