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Finding the Fourth Proportional to 5,233.63, 7,227.11 and 3,905.04

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Solution

The fourth proportional to 5,233.63, 7,227.11 and 3,905.04 is: 5,392.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.63 : 7,227.11 = 3,905.04 : x
  2. Step 2: Convert to fraction form
    5,233.63/7,227.11 = 3,905.04/x
  3. Step 3: Cross multiply
    5,233.63x = 7,227.11 × 3,905.04
  4. Step 4: Simplify right side
    5,233.63x = 28,222,153.63
  5. Step 5: Solve for x
    x = 28,222,153.63/5,233.63
  6. Step 6: Final answer
    x = 5,392.46

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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.