Home / 10,881.14-16,323.73-3,487.46

Finding the Fourth Proportional to 10,881.14, 16,323.73 and 3,487.46

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Solution

The fourth proportional to 10,881.14, 16,323.73 and 3,487.46 is: 5,231.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.14 : 16,323.73 = 3,487.46 : x
  2. Step 2: Convert to fraction form
    10,881.14/16,323.73 = 3,487.46/x
  3. Step 3: Cross multiply
    10,881.14x = 16,323.73 × 3,487.46
  4. Step 4: Simplify right side
    10,881.14x = 56,928,265.09
  5. Step 5: Solve for x
    x = 56,928,265.09/10,881.14
  6. Step 6: Final answer
    x = 5,231.83

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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.