Home / 2,805.28-4,204.17-2,152.82

Finding the Fourth Proportional to 2,805.28, 4,204.17 and 2,152.82

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Solution

The fourth proportional to 2,805.28, 4,204.17 and 2,152.82 is: 3,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805.28 : 4,204.17 = 2,152.82 : x
  2. Step 2: Convert to fraction form
    2,805.28/4,204.17 = 2,152.82/x
  3. Step 3: Cross multiply
    2,805.28x = 4,204.17 × 2,152.82
  4. Step 4: Simplify right side
    2,805.28x = 9,050,821.26
  5. Step 5: Solve for x
    x = 9,050,821.26/2,805.28
  6. Step 6: Final answer
    x = 3,226.35

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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.