Home / 3,190.91-4,402.19-2,353.62

Finding the Fourth Proportional to 3,190.91, 4,402.19 and 2,353.62

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Solution

The fourth proportional to 3,190.91, 4,402.19 and 2,353.62 is: 3,247.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.91 : 4,402.19 = 2,353.62 : x
  2. Step 2: Convert to fraction form
    3,190.91/4,402.19 = 2,353.62/x
  3. Step 3: Cross multiply
    3,190.91x = 4,402.19 × 2,353.62
  4. Step 4: Simplify right side
    3,190.91x = 10,361,104.82
  5. Step 5: Solve for x
    x = 10,361,104.82/3,190.91
  6. Step 6: Final answer
    x = 3,247.07

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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.