Home / 7,181.48-10,766.40-3,229.84

Finding the Fourth Proportional to 7,181.48, 10,766.40 and 3,229.84

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Solution

The fourth proportional to 7,181.48, 10,766.40 and 3,229.84 is: 4,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.48 : 10,766.40 = 3,229.84 : x
  2. Step 2: Convert to fraction form
    7,181.48/10,766.40 = 3,229.84/x
  3. Step 3: Cross multiply
    7,181.48x = 10,766.40 × 3,229.84
  4. Step 4: Simplify right side
    7,181.48x = 34,773,722.46
  5. Step 5: Solve for x
    x = 34,773,722.46/7,181.48
  6. Step 6: Final answer
    x = 4,842.14

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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.