Home / 5,564.78-7,679.61-3,046.73

Finding the Fourth Proportional to 5,564.78, 7,679.61 and 3,046.73

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Solution

The fourth proportional to 5,564.78, 7,679.61 and 3,046.73 is: 4,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.78 : 7,679.61 = 3,046.73 : x
  2. Step 2: Convert to fraction form
    5,564.78/7,679.61 = 3,046.73/x
  3. Step 3: Cross multiply
    5,564.78x = 7,679.61 × 3,046.73
  4. Step 4: Simplify right side
    5,564.78x = 23,397,698.18
  5. Step 5: Solve for x
    x = 23,397,698.18/5,564.78
  6. Step 6: Final answer
    x = 4,204.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.