Home / 11,153.67-16,726.97-3,756.39

Finding the Fourth Proportional to 11,153.67, 16,726.97 and 3,756.39

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Solution

The fourth proportional to 11,153.67, 16,726.97 and 3,756.39 is: 5,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.67 : 16,726.97 = 3,756.39 : x
  2. Step 2: Convert to fraction form
    11,153.67/16,726.97 = 3,756.39/x
  3. Step 3: Cross multiply
    11,153.67x = 16,726.97 × 3,756.39
  4. Step 4: Simplify right side
    11,153.67x = 62,833,022.84
  5. Step 5: Solve for x
    x = 62,833,022.84/11,153.67
  6. Step 6: Final answer
    x = 5,633.39

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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.