Home / 3,223.14-4,447.91-2,958.66

Finding the Fourth Proportional to 3,223.14, 4,447.91 and 2,958.66

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Solution

The fourth proportional to 3,223.14, 4,447.91 and 2,958.66 is: 4,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.14 : 4,447.91 = 2,958.66 : x
  2. Step 2: Convert to fraction form
    3,223.14/4,447.91 = 2,958.66/x
  3. Step 3: Cross multiply
    3,223.14x = 4,447.91 × 2,958.66
  4. Step 4: Simplify right side
    3,223.14x = 13,159,816.37
  5. Step 5: Solve for x
    x = 13,159,816.37/3,223.14
  6. Step 6: Final answer
    x = 4,082.92

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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.