Home / 3,049.35-4,205.01-2,712.18

Finding the Fourth Proportional to 3,049.35, 4,205.01 and 2,712.18

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Solution

The fourth proportional to 3,049.35, 4,205.01 and 2,712.18 is: 3,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.35 : 4,205.01 = 2,712.18 : x
  2. Step 2: Convert to fraction form
    3,049.35/4,205.01 = 2,712.18/x
  3. Step 3: Cross multiply
    3,049.35x = 4,205.01 × 2,712.18
  4. Step 4: Simplify right side
    3,049.35x = 11,404,769.96
  5. Step 5: Solve for x
    x = 11,404,769.96/3,049.35
  6. Step 6: Final answer
    x = 3,740.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.