Home / 11,155.36-16,734.58-3,761.93

Finding the Fourth Proportional to 11,155.36, 16,734.58 and 3,761.93

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Solution

The fourth proportional to 11,155.36, 16,734.58 and 3,761.93 is: 5,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.36 : 16,734.58 = 3,761.93 : x
  2. Step 2: Convert to fraction form
    11,155.36/16,734.58 = 3,761.93/x
  3. Step 3: Cross multiply
    11,155.36x = 16,734.58 × 3,761.93
  4. Step 4: Simplify right side
    11,155.36x = 62,954,318.54
  5. Step 5: Solve for x
    x = 62,954,318.54/11,155.36
  6. Step 6: Final answer
    x = 5,643.41

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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.