Home / 11,021.52-16,532.30-4,865.52

Finding the Fourth Proportional to 11,021.52, 16,532.30 and 4,865.52

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Solution

The fourth proportional to 11,021.52, 16,532.30 and 4,865.52 is: 7,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.52 : 16,532.30 = 4,865.52 : x
  2. Step 2: Convert to fraction form
    11,021.52/16,532.30 = 4,865.52/x
  3. Step 3: Cross multiply
    11,021.52x = 16,532.30 × 4,865.52
  4. Step 4: Simplify right side
    11,021.52x = 80,438,236.30
  5. Step 5: Solve for x
    x = 80,438,236.30/11,021.52
  6. Step 6: Final answer
    x = 7,298.29

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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.