Home / 10,944.52-16,421.91-5,394.84

Finding the Fourth Proportional to 10,944.52, 16,421.91 and 5,394.84

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Solution

The fourth proportional to 10,944.52, 16,421.91 and 5,394.84 is: 8,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.52 : 16,421.91 = 5,394.84 : x
  2. Step 2: Convert to fraction form
    10,944.52/16,421.91 = 5,394.84/x
  3. Step 3: Cross multiply
    10,944.52x = 16,421.91 × 5,394.84
  4. Step 4: Simplify right side
    10,944.52x = 88,593,576.94
  5. Step 5: Solve for x
    x = 88,593,576.94/10,944.52
  6. Step 6: Final answer
    x = 8,094.79

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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.