Home / 11,112.27-15,335.37-6,076.86

Finding the Fourth Proportional to 11,112.27, 15,335.37 and 6,076.86

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Solution

The fourth proportional to 11,112.27, 15,335.37 and 6,076.86 is: 8,386.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.27 : 15,335.37 = 6,076.86 : x
  2. Step 2: Convert to fraction form
    11,112.27/15,335.37 = 6,076.86/x
  3. Step 3: Cross multiply
    11,112.27x = 15,335.37 × 6,076.86
  4. Step 4: Simplify right side
    11,112.27x = 93,190,896.54
  5. Step 5: Solve for x
    x = 93,190,896.54/11,112.27
  6. Step 6: Final answer
    x = 8,386.31

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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.