Home / 7,177.75-10,766.18-3,015.56

Finding the Fourth Proportional to 7,177.75, 10,766.18 and 3,015.56

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Solution

The fourth proportional to 7,177.75, 10,766.18 and 3,015.56 is: 4,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.75 : 10,766.18 = 3,015.56 : x
  2. Step 2: Convert to fraction form
    7,177.75/10,766.18 = 3,015.56/x
  3. Step 3: Cross multiply
    7,177.75x = 10,766.18 × 3,015.56
  4. Step 4: Simplify right side
    7,177.75x = 32,466,096.22
  5. Step 5: Solve for x
    x = 32,466,096.22/7,177.75
  6. Step 6: Final answer
    x = 4,523.16

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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.