Home / 5,382.17-8,076.96-2,095.28

Finding the Fourth Proportional to 5,382.17, 8,076.96 and 2,095.28

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Solution

The fourth proportional to 5,382.17, 8,076.96 and 2,095.28 is: 3,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.17 : 8,076.96 = 2,095.28 : x
  2. Step 2: Convert to fraction form
    5,382.17/8,076.96 = 2,095.28/x
  3. Step 3: Cross multiply
    5,382.17x = 8,076.96 × 2,095.28
  4. Step 4: Simplify right side
    5,382.17x = 16,923,452.36
  5. Step 5: Solve for x
    x = 16,923,452.36/5,382.17
  6. Step 6: Final answer
    x = 3,144.36

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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.