Home / 5,179.33-7,766.56-2,711.67

Finding the Fourth Proportional to 5,179.33, 7,766.56 and 2,711.67

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Solution

The fourth proportional to 5,179.33, 7,766.56 and 2,711.67 is: 4,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179.33 : 7,766.56 = 2,711.67 : x
  2. Step 2: Convert to fraction form
    5,179.33/7,766.56 = 2,711.67/x
  3. Step 3: Cross multiply
    5,179.33x = 7,766.56 × 2,711.67
  4. Step 4: Simplify right side
    5,179.33x = 21,060,347.76
  5. Step 5: Solve for x
    x = 21,060,347.76/5,179.33
  6. Step 6: Final answer
    x = 4,066.23

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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.