Home / 3,187.13-4,397-2,349.82

Finding the Fourth Proportional to 3,187.13, 4,397 and 2,349.82

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Solution

The fourth proportional to 3,187.13, 4,397 and 2,349.82 is: 3,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.13 : 4,397 = 2,349.82 : x
  2. Step 2: Convert to fraction form
    3,187.13/4,397 = 2,349.82/x
  3. Step 3: Cross multiply
    3,187.13x = 4,397 × 2,349.82
  4. Step 4: Simplify right side
    3,187.13x = 10,332,136.56
  5. Step 5: Solve for x
    x = 10,332,136.56/3,187.13
  6. Step 6: Final answer
    x = 3,241.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.