Home / 6,863.06-10,288.49-2,479.55

Finding the Fourth Proportional to 6,863.06, 10,288.49 and 2,479.55

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Solution

The fourth proportional to 6,863.06, 10,288.49 and 2,479.55 is: 3,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.06 : 10,288.49 = 2,479.55 : x
  2. Step 2: Convert to fraction form
    6,863.06/10,288.49 = 2,479.55/x
  3. Step 3: Cross multiply
    6,863.06x = 10,288.49 × 2,479.55
  4. Step 4: Simplify right side
    6,863.06x = 25,510,761.54
  5. Step 5: Solve for x
    x = 25,510,761.54/6,863.06
  6. Step 6: Final answer
    x = 3,717.11

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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.