Home / 3,170.75-4,754.40-2,248.12

Finding the Fourth Proportional to 3,170.75, 4,754.40 and 2,248.12

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Solution

The fourth proportional to 3,170.75, 4,754.40 and 2,248.12 is: 3,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.75 : 4,754.40 = 2,248.12 : x
  2. Step 2: Convert to fraction form
    3,170.75/4,754.40 = 2,248.12/x
  3. Step 3: Cross multiply
    3,170.75x = 4,754.40 × 2,248.12
  4. Step 4: Simplify right side
    3,170.75x = 10,688,459.24
  5. Step 5: Solve for x
    x = 10,688,459.24/3,170.75
  6. Step 6: Final answer
    x = 3,370.96

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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.