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Finding the Fourth Proportional to 4,975.36, 6,866.04 and 2,737.28

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Solution

The fourth proportional to 4,975.36, 6,866.04 and 2,737.28 is: 3,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.36 : 6,866.04 = 2,737.28 : x
  2. Step 2: Convert to fraction form
    4,975.36/6,866.04 = 2,737.28/x
  3. Step 3: Cross multiply
    4,975.36x = 6,866.04 × 2,737.28
  4. Step 4: Simplify right side
    4,975.36x = 18,794,273.97
  5. Step 5: Solve for x
    x = 18,794,273.97/4,975.36
  6. Step 6: Final answer
    x = 3,777.47

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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.