Home / 6,886.20-10,323.20-2,724

Finding the Fourth Proportional to 6,886.20, 10,323.20 and 2,724

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Solution

The fourth proportional to 6,886.20, 10,323.20 and 2,724 is: 4,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.20 : 10,323.20 = 2,724 : x
  2. Step 2: Convert to fraction form
    6,886.20/10,323.20 = 2,724/x
  3. Step 3: Cross multiply
    6,886.20x = 10,323.20 × 2,724
  4. Step 4: Simplify right side
    6,886.20x = 28,120,396.80
  5. Step 5: Solve for x
    x = 28,120,396.80/6,886.20
  6. Step 6: Final answer
    x = 4,083.59

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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.