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Finding the Fourth Proportional to 5,227.56, 7,203.62 and 3,731.26

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Solution

The fourth proportional to 5,227.56, 7,203.62 and 3,731.26 is: 5,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.56 : 7,203.62 = 3,731.26 : x
  2. Step 2: Convert to fraction form
    5,227.56/7,203.62 = 3,731.26/x
  3. Step 3: Cross multiply
    5,227.56x = 7,203.62 × 3,731.26
  4. Step 4: Simplify right side
    5,227.56x = 26,878,579.16
  5. Step 5: Solve for x
    x = 26,878,579.16/5,227.56
  6. Step 6: Final answer
    x = 5,141.71

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1.5x scale

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.