Home / 3,966.10-5,943.45-2,231.06

Finding the Fourth Proportional to 3,966.10, 5,943.45 and 2,231.06

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Solution

The fourth proportional to 3,966.10, 5,943.45 and 2,231.06 is: 3,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.10 : 5,943.45 = 2,231.06 : x
  2. Step 2: Convert to fraction form
    3,966.10/5,943.45 = 2,231.06/x
  3. Step 3: Cross multiply
    3,966.10x = 5,943.45 × 2,231.06
  4. Step 4: Simplify right side
    3,966.10x = 13,260,193.56
  5. Step 5: Solve for x
    x = 13,260,193.56/3,966.10
  6. Step 6: Final answer
    x = 3,343.38

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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.