Home / 5,134.44-7,715.34-2,796.18

Finding the Fourth Proportional to 5,134.44, 7,715.34 and 2,796.18

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Solution

The fourth proportional to 5,134.44, 7,715.34 and 2,796.18 is: 4,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.44 : 7,715.34 = 2,796.18 : x
  2. Step 2: Convert to fraction form
    5,134.44/7,715.34 = 2,796.18/x
  3. Step 3: Cross multiply
    5,134.44x = 7,715.34 × 2,796.18
  4. Step 4: Simplify right side
    5,134.44x = 21,573,479.40
  5. Step 5: Solve for x
    x = 21,573,479.40/5,134.44
  6. Step 6: Final answer
    x = 4,201.72

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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.