Home / 7,422.46-11,123.96-3,034.90

Finding the Fourth Proportional to 7,422.46, 11,123.96 and 3,034.90

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Solution

The fourth proportional to 7,422.46, 11,123.96 and 3,034.90 is: 4,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.46 : 11,123.96 = 3,034.90 : x
  2. Step 2: Convert to fraction form
    7,422.46/11,123.96 = 3,034.90/x
  3. Step 3: Cross multiply
    7,422.46x = 11,123.96 × 3,034.90
  4. Step 4: Simplify right side
    7,422.46x = 33,760,106.20
  5. Step 5: Solve for x
    x = 33,760,106.20/7,422.46
  6. Step 6: Final answer
    x = 4,548.37

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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.