Home / 10,814.19-16,221.92-3,022.98

Finding the Fourth Proportional to 10,814.19, 16,221.92 and 3,022.98

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Solution

The fourth proportional to 10,814.19, 16,221.92 and 3,022.98 is: 4,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.19 : 16,221.92 = 3,022.98 : x
  2. Step 2: Convert to fraction form
    10,814.19/16,221.92 = 3,022.98/x
  3. Step 3: Cross multiply
    10,814.19x = 16,221.92 × 3,022.98
  4. Step 4: Simplify right side
    10,814.19x = 49,038,524.61
  5. Step 5: Solve for x
    x = 49,038,524.61/10,814.19
  6. Step 6: Final answer
    x = 4,534.65

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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.