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Finding the Fourth Proportional to 9,194, 13,793.72 and 5,301.20

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Solution

The fourth proportional to 9,194, 13,793.72 and 5,301.20 is: 7,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194 : 13,793.72 = 5,301.20 : x
  2. Step 2: Convert to fraction form
    9,194/13,793.72 = 5,301.20/x
  3. Step 3: Cross multiply
    9,194x = 13,793.72 × 5,301.20
  4. Step 4: Simplify right side
    9,194x = 73,123,268.46
  5. Step 5: Solve for x
    x = 73,123,268.46/9,194
  6. Step 6: Final answer
    x = 7,953.37

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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.