Home / 11,208.93-15,467.72-6,172.17

Finding the Fourth Proportional to 11,208.93, 15,467.72 and 6,172.17

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Solution

The fourth proportional to 11,208.93, 15,467.72 and 6,172.17 is: 8,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.93 : 15,467.72 = 6,172.17 : x
  2. Step 2: Convert to fraction form
    11,208.93/15,467.72 = 6,172.17/x
  3. Step 3: Cross multiply
    11,208.93x = 15,467.72 × 6,172.17
  4. Step 4: Simplify right side
    11,208.93x = 95,469,395.35
  5. Step 5: Solve for x
    x = 95,469,395.35/11,208.93
  6. Step 6: Final answer
    x = 8,517.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.