Home / 10,933.12-16,402.08-3,538.33

Finding the Fourth Proportional to 10,933.12, 16,402.08 and 3,538.33

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Solution

The fourth proportional to 10,933.12, 16,402.08 and 3,538.33 is: 5,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.12 : 16,402.08 = 3,538.33 : x
  2. Step 2: Convert to fraction form
    10,933.12/16,402.08 = 3,538.33/x
  3. Step 3: Cross multiply
    10,933.12x = 16,402.08 × 3,538.33
  4. Step 4: Simplify right side
    10,933.12x = 58,035,971.73
  5. Step 5: Solve for x
    x = 58,035,971.73/10,933.12
  6. Step 6: Final answer
    x = 5,308.27

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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.