Home / 11,262.11-16,892.69-2,828.59

Finding the Fourth Proportional to 11,262.11, 16,892.69 and 2,828.59

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Solution

The fourth proportional to 11,262.11, 16,892.69 and 2,828.59 is: 4,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.11 : 16,892.69 = 2,828.59 : x
  2. Step 2: Convert to fraction form
    11,262.11/16,892.69 = 2,828.59/x
  3. Step 3: Cross multiply
    11,262.11x = 16,892.69 × 2,828.59
  4. Step 4: Simplify right side
    11,262.11x = 47,782,437.63
  5. Step 5: Solve for x
    x = 47,782,437.63/11,262.11
  6. Step 6: Final answer
    x = 4,242.76

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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.