Home / 2,712.10-4,073.61-2,635.54

Finding the Fourth Proportional to 2,712.10, 4,073.61 and 2,635.54

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Solution

The fourth proportional to 2,712.10, 4,073.61 and 2,635.54 is: 3,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.10 : 4,073.61 = 2,635.54 : x
  2. Step 2: Convert to fraction form
    2,712.10/4,073.61 = 2,635.54/x
  3. Step 3: Cross multiply
    2,712.10x = 4,073.61 × 2,635.54
  4. Step 4: Simplify right side
    2,712.10x = 10,736,162.10
  5. Step 5: Solve for x
    x = 10,736,162.10/2,712.10
  6. Step 6: Final answer
    x = 3,958.62

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1.5x scale

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.