Home / 5,004.78-6,906.24-2,908.50

Finding the Fourth Proportional to 5,004.78, 6,906.24 and 2,908.50

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Solution

The fourth proportional to 5,004.78, 6,906.24 and 2,908.50 is: 4,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.78 : 6,906.24 = 2,908.50 : x
  2. Step 2: Convert to fraction form
    5,004.78/6,906.24 = 2,908.50/x
  3. Step 3: Cross multiply
    5,004.78x = 6,906.24 × 2,908.50
  4. Step 4: Simplify right side
    5,004.78x = 20,086,799.04
  5. Step 5: Solve for x
    x = 20,086,799.04/5,004.78
  6. Step 6: Final answer
    x = 4,013.52

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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.