Home / 11,042.92-16,568.43-5,122.63

Finding the Fourth Proportional to 11,042.92, 16,568.43 and 5,122.63

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Solution

The fourth proportional to 11,042.92, 16,568.43 and 5,122.63 is: 7,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.92 : 16,568.43 = 5,122.63 : x
  2. Step 2: Convert to fraction form
    11,042.92/16,568.43 = 5,122.63/x
  3. Step 3: Cross multiply
    11,042.92x = 16,568.43 × 5,122.63
  4. Step 4: Simplify right side
    11,042.92x = 84,873,936.57
  5. Step 5: Solve for x
    x = 84,873,936.57/11,042.92
  6. Step 6: Final answer
    x = 7,685.82

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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.