Home / 8,251.92-11,381.92-5,106.24

Finding the Fourth Proportional to 8,251.92, 11,381.92 and 5,106.24

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Solution

The fourth proportional to 8,251.92, 11,381.92 and 5,106.24 is: 7,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.92 : 11,381.92 = 5,106.24 : x
  2. Step 2: Convert to fraction form
    8,251.92/11,381.92 = 5,106.24/x
  3. Step 3: Cross multiply
    8,251.92x = 11,381.92 × 5,106.24
  4. Step 4: Simplify right side
    8,251.92x = 58,118,815.18
  5. Step 5: Solve for x
    x = 58,118,815.18/8,251.92
  6. Step 6: Final answer
    x = 7,043.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.