Home / 3,967.60-5,945.70-2,232.56

Finding the Fourth Proportional to 3,967.60, 5,945.70 and 2,232.56

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Solution

The fourth proportional to 3,967.60, 5,945.70 and 2,232.56 is: 3,345.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.60 : 5,945.70 = 2,232.56 : x
  2. Step 2: Convert to fraction form
    3,967.60/5,945.70 = 2,232.56/x
  3. Step 3: Cross multiply
    3,967.60x = 5,945.70 × 2,232.56
  4. Step 4: Simplify right side
    3,967.60x = 13,274,131.99
  5. Step 5: Solve for x
    x = 13,274,131.99/3,967.60
  6. Step 6: Final answer
    x = 3,345.63

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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.