Home / 3,968.64-5,947.20-2,233.56

Finding the Fourth Proportional to 3,968.64, 5,947.20 and 2,233.56

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Solution

The fourth proportional to 3,968.64, 5,947.20 and 2,233.56 is: 3,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.64 : 5,947.20 = 2,233.56 : x
  2. Step 2: Convert to fraction form
    3,968.64/5,947.20 = 2,233.56/x
  3. Step 3: Cross multiply
    3,968.64x = 5,947.20 × 2,233.56
  4. Step 4: Simplify right side
    3,968.64x = 13,283,428.03
  5. Step 5: Solve for x
    x = 13,283,428.03/3,968.64
  6. Step 6: Final answer
    x = 3,347.10

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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.