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Finding the Fourth Proportional to 11,801.25, 17,696.69 and 6,253.32

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Solution

The fourth proportional to 11,801.25, 17,696.69 and 6,253.32 is: 9,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.25 : 17,696.69 = 6,253.32 : x
  2. Step 2: Convert to fraction form
    11,801.25/17,696.69 = 6,253.32/x
  3. Step 3: Cross multiply
    11,801.25x = 17,696.69 × 6,253.32
  4. Step 4: Simplify right side
    11,801.25x = 110,663,065.51
  5. Step 5: Solve for x
    x = 110,663,065.51/11,801.25
  6. Step 6: Final answer
    x = 9,377.23

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1.5x scale

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.