Home / 2,712.24-4,059-1,671.84

Finding the Fourth Proportional to 2,712.24, 4,059 and 1,671.84

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Solution

The fourth proportional to 2,712.24, 4,059 and 1,671.84 is: 2,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.24 : 4,059 = 1,671.84 : x
  2. Step 2: Convert to fraction form
    2,712.24/4,059 = 1,671.84/x
  3. Step 3: Cross multiply
    2,712.24x = 4,059 × 1,671.84
  4. Step 4: Simplify right side
    2,712.24x = 6,785,998.56
  5. Step 5: Solve for x
    x = 6,785,998.56/2,712.24
  6. Step 6: Final answer
    x = 2,501.99

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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.