Home / 2,713.20-3,716.70-2,705.52

Finding the Fourth Proportional to 2,713.20, 3,716.70 and 2,705.52

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Solution

The fourth proportional to 2,713.20, 3,716.70 and 2,705.52 is: 3,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.20 : 3,716.70 = 2,705.52 : x
  2. Step 2: Convert to fraction form
    2,713.20/3,716.70 = 2,705.52/x
  3. Step 3: Cross multiply
    2,713.20x = 3,716.70 × 2,705.52
  4. Step 4: Simplify right side
    2,713.20x = 10,055,606.18
  5. Step 5: Solve for x
    x = 10,055,606.18/2,713.20
  6. Step 6: Final answer
    x = 3,706.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.