Home / 5,422.23-8,134.80-2,302.37

Finding the Fourth Proportional to 5,422.23, 8,134.80 and 2,302.37

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Solution

The fourth proportional to 5,422.23, 8,134.80 and 2,302.37 is: 3,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.23 : 8,134.80 = 2,302.37 : x
  2. Step 2: Convert to fraction form
    5,422.23/8,134.80 = 2,302.37/x
  3. Step 3: Cross multiply
    5,422.23x = 8,134.80 × 2,302.37
  4. Step 4: Simplify right side
    5,422.23x = 18,729,278.80
  5. Step 5: Solve for x
    x = 18,729,278.80/5,422.23
  6. Step 6: Final answer
    x = 3,454.17

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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.