Home / 5,568.92-8,351.76-1,672.28

Finding the Fourth Proportional to 5,568.92, 8,351.76 and 1,672.28

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Solution

The fourth proportional to 5,568.92, 8,351.76 and 1,672.28 is: 2,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.92 : 8,351.76 = 1,672.28 : x
  2. Step 2: Convert to fraction form
    5,568.92/8,351.76 = 1,672.28/x
  3. Step 3: Cross multiply
    5,568.92x = 8,351.76 × 1,672.28
  4. Step 4: Simplify right side
    5,568.92x = 13,966,481.21
  5. Step 5: Solve for x
    x = 13,966,481.21/5,568.92
  6. Step 6: Final answer
    x = 2,507.93

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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.