Home / 10,822.17-16,233.71-4,249.78

Finding the Fourth Proportional to 10,822.17, 16,233.71 and 4,249.78

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Solution

The fourth proportional to 10,822.17, 16,233.71 and 4,249.78 is: 6,374.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822.17 : 16,233.71 = 4,249.78 : x
  2. Step 2: Convert to fraction form
    10,822.17/16,233.71 = 4,249.78/x
  3. Step 3: Cross multiply
    10,822.17x = 16,233.71 × 4,249.78
  4. Step 4: Simplify right side
    10,822.17x = 68,989,614.92
  5. Step 5: Solve for x
    x = 68,989,614.92/10,822.17
  6. Step 6: Final answer
    x = 6,374.84

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1.5x scale

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.