Home / 2,170.48-3,251.94-1,740.28

Finding the Fourth Proportional to 2,170.48, 3,251.94 and 1,740.28

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Solution

The fourth proportional to 2,170.48, 3,251.94 and 1,740.28 is: 2,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.48 : 3,251.94 = 1,740.28 : x
  2. Step 2: Convert to fraction form
    2,170.48/3,251.94 = 1,740.28/x
  3. Step 3: Cross multiply
    2,170.48x = 3,251.94 × 1,740.28
  4. Step 4: Simplify right side
    2,170.48x = 5,659,286.14
  5. Step 5: Solve for x
    x = 5,659,286.14/2,170.48
  6. Step 6: Final answer
    x = 2,607.39

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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.