Home / 6,924.18-10,390.38-2,766.15

Finding the Fourth Proportional to 6,924.18, 10,390.38 and 2,766.15

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Solution

The fourth proportional to 6,924.18, 10,390.38 and 2,766.15 is: 4,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.18 : 10,390.38 = 2,766.15 : x
  2. Step 2: Convert to fraction form
    6,924.18/10,390.38 = 2,766.15/x
  3. Step 3: Cross multiply
    6,924.18x = 10,390.38 × 2,766.15
  4. Step 4: Simplify right side
    6,924.18x = 28,741,339.26
  5. Step 5: Solve for x
    x = 28,741,339.26/6,924.18
  6. Step 6: Final answer
    x = 4,150.86

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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.