Home / 11,112.59-15,335.31-6,076.82

Finding the Fourth Proportional to 11,112.59, 15,335.31 and 6,076.82

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Solution

The fourth proportional to 11,112.59, 15,335.31 and 6,076.82 is: 8,385.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.59 : 15,335.31 = 6,076.82 : x
  2. Step 2: Convert to fraction form
    11,112.59/15,335.31 = 6,076.82/x
  3. Step 3: Cross multiply
    11,112.59x = 15,335.31 × 6,076.82
  4. Step 4: Simplify right side
    11,112.59x = 93,189,841.84
  5. Step 5: Solve for x
    x = 93,189,841.84/11,112.59
  6. Step 6: Final answer
    x = 8,385.97

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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.