Home / 10,765.32-16,149.24-3,369.66

Finding the Fourth Proportional to 10,765.32, 16,149.24 and 3,369.66

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Solution

The fourth proportional to 10,765.32, 16,149.24 and 3,369.66 is: 5,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.32 : 16,149.24 = 3,369.66 : x
  2. Step 2: Convert to fraction form
    10,765.32/16,149.24 = 3,369.66/x
  3. Step 3: Cross multiply
    10,765.32x = 16,149.24 × 3,369.66
  4. Step 4: Simplify right side
    10,765.32x = 54,417,448.06
  5. Step 5: Solve for x
    x = 54,417,448.06/10,765.32
  6. Step 6: Final answer
    x = 5,054.88

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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.