Home / 7,179.18-10,773.04-3,892.20

Finding the Fourth Proportional to 7,179.18, 10,773.04 and 3,892.20

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Solution

The fourth proportional to 7,179.18, 10,773.04 and 3,892.20 is: 5,840.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.18 : 10,773.04 = 3,892.20 : x
  2. Step 2: Convert to fraction form
    7,179.18/10,773.04 = 3,892.20/x
  3. Step 3: Cross multiply
    7,179.18x = 10,773.04 × 3,892.20
  4. Step 4: Simplify right side
    7,179.18x = 41,930,826.29
  5. Step 5: Solve for x
    x = 41,930,826.29/7,179.18
  6. Step 6: Final answer
    x = 5,840.61

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1.5x scale

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.