Home / 8,112.48-11,195.22-4,386.48

Finding the Fourth Proportional to 8,112.48, 11,195.22 and 4,386.48

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Solution

The fourth proportional to 8,112.48, 11,195.22 and 4,386.48 is: 6,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.48 : 11,195.22 = 4,386.48 : x
  2. Step 2: Convert to fraction form
    8,112.48/11,195.22 = 4,386.48/x
  3. Step 3: Cross multiply
    8,112.48x = 11,195.22 × 4,386.48
  4. Step 4: Simplify right side
    8,112.48x = 49,107,608.63
  5. Step 5: Solve for x
    x = 49,107,608.63/8,112.48
  6. Step 6: Final answer
    x = 6,053.34

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,113.48, 11,196.60 and 4,387.48
Similar ratio
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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.