Home / 2,753.46-4,134.27-2,712.45

Finding the Fourth Proportional to 2,753.46, 4,134.27 and 2,712.45

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Solution

The fourth proportional to 2,753.46, 4,134.27 and 2,712.45 is: 4,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.46 : 4,134.27 = 2,712.45 : x
  2. Step 2: Convert to fraction form
    2,753.46/4,134.27 = 2,712.45/x
  3. Step 3: Cross multiply
    2,753.46x = 4,134.27 × 2,712.45
  4. Step 4: Simplify right side
    2,753.46x = 11,214,026.34
  5. Step 5: Solve for x
    x = 11,214,026.34/2,753.46
  6. Step 6: Final answer
    x = 4,072.70

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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.