Home / 8,134.64-12,204.34-2,799.16

Finding the Fourth Proportional to 8,134.64, 12,204.34 and 2,799.16

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Solution

The fourth proportional to 8,134.64, 12,204.34 and 2,799.16 is: 4,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.64 : 12,204.34 = 2,799.16 : x
  2. Step 2: Convert to fraction form
    8,134.64/12,204.34 = 2,799.16/x
  3. Step 3: Cross multiply
    8,134.64x = 12,204.34 × 2,799.16
  4. Step 4: Simplify right side
    8,134.64x = 34,161,900.35
  5. Step 5: Solve for x
    x = 34,161,900.35/8,134.64
  6. Step 6: Final answer
    x = 4,199.56

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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.