Home / 2,723.22-4,082.40-1,422.36

Finding the Fourth Proportional to 2,723.22, 4,082.40 and 1,422.36

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Solution

The fourth proportional to 2,723.22, 4,082.40 and 1,422.36 is: 2,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.22 : 4,082.40 = 1,422.36 : x
  2. Step 2: Convert to fraction form
    2,723.22/4,082.40 = 1,422.36/x
  3. Step 3: Cross multiply
    2,723.22x = 4,082.40 × 1,422.36
  4. Step 4: Simplify right side
    2,723.22x = 5,806,642.46
  5. Step 5: Solve for x
    x = 5,806,642.46/2,723.22
  6. Step 6: Final answer
    x = 2,132.27

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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.