Home / 5,076.78-7,606.93-2,608.17

Finding the Fourth Proportional to 5,076.78, 7,606.93 and 2,608.17

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Solution

The fourth proportional to 5,076.78, 7,606.93 and 2,608.17 is: 3,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.78 : 7,606.93 = 2,608.17 : x
  2. Step 2: Convert to fraction form
    5,076.78/7,606.93 = 2,608.17/x
  3. Step 3: Cross multiply
    5,076.78x = 7,606.93 × 2,608.17
  4. Step 4: Simplify right side
    5,076.78x = 19,840,166.62
  5. Step 5: Solve for x
    x = 19,840,166.62/5,076.78
  6. Step 6: Final answer
    x = 3,908.02

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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.