Home / 10,853.39-16,278.62-3,062.81

Finding the Fourth Proportional to 10,853.39, 16,278.62 and 3,062.81

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Solution

The fourth proportional to 10,853.39, 16,278.62 and 3,062.81 is: 4,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.39 : 16,278.62 = 3,062.81 : x
  2. Step 2: Convert to fraction form
    10,853.39/16,278.62 = 3,062.81/x
  3. Step 3: Cross multiply
    10,853.39x = 16,278.62 × 3,062.81
  4. Step 4: Simplify right side
    10,853.39x = 49,858,223.42
  5. Step 5: Solve for x
    x = 49,858,223.42/10,853.39
  6. Step 6: Final answer
    x = 4,593.79

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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.