Home / 3,197.16-4,794.78-1,248.90

Finding the Fourth Proportional to 3,197.16, 4,794.78 and 1,248.90

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Solution

The fourth proportional to 3,197.16, 4,794.78 and 1,248.90 is: 1,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.16 : 4,794.78 = 1,248.90 : x
  2. Step 2: Convert to fraction form
    3,197.16/4,794.78 = 1,248.90/x
  3. Step 3: Cross multiply
    3,197.16x = 4,794.78 × 1,248.90
  4. Step 4: Simplify right side
    3,197.16x = 5,988,200.74
  5. Step 5: Solve for x
    x = 5,988,200.74/3,197.16
  6. Step 6: Final answer
    x = 1,872.97

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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.