Home / 5,799.12-8,700.82-2,680.62

Finding the Fourth Proportional to 5,799.12, 8,700.82 and 2,680.62

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Solution

The fourth proportional to 5,799.12, 8,700.82 and 2,680.62 is: 4,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.12 : 8,700.82 = 2,680.62 : x
  2. Step 2: Convert to fraction form
    5,799.12/8,700.82 = 2,680.62/x
  3. Step 3: Cross multiply
    5,799.12x = 8,700.82 × 2,680.62
  4. Step 4: Simplify right side
    5,799.12x = 23,323,592.11
  5. Step 5: Solve for x
    x = 23,323,592.11/5,799.12
  6. Step 6: Final answer
    x = 4,021.92

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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.