Home / 2,750.08-4,122.62-1,432.29

Finding the Fourth Proportional to 2,750.08, 4,122.62 and 1,432.29

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Solution

The fourth proportional to 2,750.08, 4,122.62 and 1,432.29 is: 2,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.08 : 4,122.62 = 1,432.29 : x
  2. Step 2: Convert to fraction form
    2,750.08/4,122.62 = 1,432.29/x
  3. Step 3: Cross multiply
    2,750.08x = 4,122.62 × 1,432.29
  4. Step 4: Simplify right side
    2,750.08x = 5,904,787.40
  5. Step 5: Solve for x
    x = 5,904,787.40/2,750.08
  6. Step 6: Final answer
    x = 2,147.13

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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.