Home / 11,836.96-16,335.75-6,531.79

Finding the Fourth Proportional to 11,836.96, 16,335.75 and 6,531.79

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Solution

The fourth proportional to 11,836.96, 16,335.75 and 6,531.79 is: 9,014.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.96 : 16,335.75 = 6,531.79 : x
  2. Step 2: Convert to fraction form
    11,836.96/16,335.75 = 6,531.79/x
  3. Step 3: Cross multiply
    11,836.96x = 16,335.75 × 6,531.79
  4. Step 4: Simplify right side
    11,836.96x = 106,701,688.49
  5. Step 5: Solve for x
    x = 106,701,688.49/11,836.96
  6. Step 6: Final answer
    x = 9,014.28

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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.