Home / 8,112.44-11,195.16-4,386.44

Finding the Fourth Proportional to 8,112.44, 11,195.16 and 4,386.44

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Solution

The fourth proportional to 8,112.44, 11,195.16 and 4,386.44 is: 6,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.44 : 11,195.16 = 4,386.44 : x
  2. Step 2: Convert to fraction form
    8,112.44/11,195.16 = 4,386.44/x
  3. Step 3: Cross multiply
    8,112.44x = 11,195.16 × 4,386.44
  4. Step 4: Simplify right side
    8,112.44x = 49,106,897.63
  5. Step 5: Solve for x
    x = 49,106,897.63/8,112.44
  6. Step 6: Final answer
    x = 6,053.28

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Double scale
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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.