Home / 6,821.68-10,251.78-4,048.87

Finding the Fourth Proportional to 6,821.68, 10,251.78 and 4,048.87

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Solution

The fourth proportional to 6,821.68, 10,251.78 and 4,048.87 is: 6,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.68 : 10,251.78 = 4,048.87 : x
  2. Step 2: Convert to fraction form
    6,821.68/10,251.78 = 4,048.87/x
  3. Step 3: Cross multiply
    6,821.68x = 10,251.78 × 4,048.87
  4. Step 4: Simplify right side
    6,821.68x = 41,508,124.49
  5. Step 5: Solve for x
    x = 41,508,124.49/6,821.68
  6. Step 6: Final answer
    x = 6,084.74

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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.