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Finding the Fourth Proportional to 6,695.60, 10,041.60 and 2,799.20

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Solution

The fourth proportional to 6,695.60, 10,041.60 and 2,799.20 is: 4,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.60 : 10,041.60 = 2,799.20 : x
  2. Step 2: Convert to fraction form
    6,695.60/10,041.60 = 2,799.20/x
  3. Step 3: Cross multiply
    6,695.60x = 10,041.60 × 2,799.20
  4. Step 4: Simplify right side
    6,695.60x = 28,108,446.72
  5. Step 5: Solve for x
    x = 28,108,446.72/6,695.60
  6. Step 6: Final answer
    x = 4,198.05

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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.