Home / 2,822.16-4,230.27-1,432.38

Finding the Fourth Proportional to 2,822.16, 4,230.27 and 1,432.38

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Solution

The fourth proportional to 2,822.16, 4,230.27 and 1,432.38 is: 2,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.16 : 4,230.27 = 1,432.38 : x
  2. Step 2: Convert to fraction form
    2,822.16/4,230.27 = 1,432.38/x
  3. Step 3: Cross multiply
    2,822.16x = 4,230.27 × 1,432.38
  4. Step 4: Simplify right side
    2,822.16x = 6,059,354.14
  5. Step 5: Solve for x
    x = 6,059,354.14/2,822.16
  6. Step 6: Final answer
    x = 2,147.06

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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.