Home / 4,251.12-6,377.08-2,170.24

Finding the Fourth Proportional to 4,251.12, 6,377.08 and 2,170.24

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Solution

The fourth proportional to 4,251.12, 6,377.08 and 2,170.24 is: 3,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.12 : 6,377.08 = 2,170.24 : x
  2. Step 2: Convert to fraction form
    4,251.12/6,377.08 = 2,170.24/x
  3. Step 3: Cross multiply
    4,251.12x = 6,377.08 × 2,170.24
  4. Step 4: Simplify right side
    4,251.12x = 13,839,794.10
  5. Step 5: Solve for x
    x = 13,839,794.10/4,251.12
  6. Step 6: Final answer
    x = 3,255.56

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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.