Home / 6,518.62-9,778.38-2,623.04

Finding the Fourth Proportional to 6,518.62, 9,778.38 and 2,623.04

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Solution

The fourth proportional to 6,518.62, 9,778.38 and 2,623.04 is: 3,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.62 : 9,778.38 = 2,623.04 : x
  2. Step 2: Convert to fraction form
    6,518.62/9,778.38 = 2,623.04/x
  3. Step 3: Cross multiply
    6,518.62x = 9,778.38 × 2,623.04
  4. Step 4: Simplify right side
    6,518.62x = 25,649,081.88
  5. Step 5: Solve for x
    x = 25,649,081.88/6,518.62
  6. Step 6: Final answer
    x = 3,934.74

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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.