Home / 5,270.44-7,906.13-1,374.88

Finding the Fourth Proportional to 5,270.44, 7,906.13 and 1,374.88

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Solution

The fourth proportional to 5,270.44, 7,906.13 and 1,374.88 is: 2,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.44 : 7,906.13 = 1,374.88 : x
  2. Step 2: Convert to fraction form
    5,270.44/7,906.13 = 1,374.88/x
  3. Step 3: Cross multiply
    5,270.44x = 7,906.13 × 1,374.88
  4. Step 4: Simplify right side
    5,270.44x = 10,869,980.01
  5. Step 5: Solve for x
    x = 10,869,980.01/5,270.44
  6. Step 6: Final answer
    x = 2,062.44

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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.