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Finding the Fourth Proportional to 9,203.34, 13,808.27 and 3,936.13

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Solution

The fourth proportional to 9,203.34, 13,808.27 and 3,936.13 is: 5,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.34 : 13,808.27 = 3,936.13 : x
  2. Step 2: Convert to fraction form
    9,203.34/13,808.27 = 3,936.13/x
  3. Step 3: Cross multiply
    9,203.34x = 13,808.27 × 3,936.13
  4. Step 4: Simplify right side
    9,203.34x = 54,351,145.80
  5. Step 5: Solve for x
    x = 54,351,145.80/9,203.34
  6. Step 6: Final answer
    x = 5,905.59

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1.5x scale

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.