Home / 11,168.94-16,746.50-3,772.68

Finding the Fourth Proportional to 11,168.94, 16,746.50 and 3,772.68

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Solution

The fourth proportional to 11,168.94, 16,746.50 and 3,772.68 is: 5,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.94 : 16,746.50 = 3,772.68 : x
  2. Step 2: Convert to fraction form
    11,168.94/16,746.50 = 3,772.68/x
  3. Step 3: Cross multiply
    11,168.94x = 16,746.50 × 3,772.68
  4. Step 4: Simplify right side
    11,168.94x = 63,179,185.62
  5. Step 5: Solve for x
    x = 63,179,185.62/11,168.94
  6. Step 6: Final answer
    x = 5,656.69

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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.