Home / 3,096.76-4,645.08-1,247.82

Finding the Fourth Proportional to 3,096.76, 4,645.08 and 1,247.82

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Solution

The fourth proportional to 3,096.76, 4,645.08 and 1,247.82 is: 1,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.76 : 4,645.08 = 1,247.82 : x
  2. Step 2: Convert to fraction form
    3,096.76/4,645.08 = 1,247.82/x
  3. Step 3: Cross multiply
    3,096.76x = 4,645.08 × 1,247.82
  4. Step 4: Simplify right side
    3,096.76x = 5,796,217.49
  5. Step 5: Solve for x
    x = 5,796,217.49/3,096.76
  6. Step 6: Final answer
    x = 1,871.71

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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.