Home / 2,753.26-4,124.04-2,165.47

Finding the Fourth Proportional to 2,753.26, 4,124.04 and 2,165.47

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Solution

The fourth proportional to 2,753.26, 4,124.04 and 2,165.47 is: 3,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.26 : 4,124.04 = 2,165.47 : x
  2. Step 2: Convert to fraction form
    2,753.26/4,124.04 = 2,165.47/x
  3. Step 3: Cross multiply
    2,753.26x = 4,124.04 × 2,165.47
  4. Step 4: Simplify right side
    2,753.26x = 8,930,484.90
  5. Step 5: Solve for x
    x = 8,930,484.90/2,753.26
  6. Step 6: Final answer
    x = 3,243.60

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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.