Home / 6,799.13-10,200.15-2,119.04

Finding the Fourth Proportional to 6,799.13, 10,200.15 and 2,119.04

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Solution

The fourth proportional to 6,799.13, 10,200.15 and 2,119.04 is: 3,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.13 : 10,200.15 = 2,119.04 : x
  2. Step 2: Convert to fraction form
    6,799.13/10,200.15 = 2,119.04/x
  3. Step 3: Cross multiply
    6,799.13x = 10,200.15 × 2,119.04
  4. Step 4: Simplify right side
    6,799.13x = 21,614,474.86
  5. Step 5: Solve for x
    x = 21,614,474.86/6,799.13
  6. Step 6: Final answer
    x = 3,179.01

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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.