Home / 11,801.86-17,705.35-5,881.96

Finding the Fourth Proportional to 11,801.86, 17,705.35 and 5,881.96

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Solution

The fourth proportional to 11,801.86, 17,705.35 and 5,881.96 is: 8,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.86 : 17,705.35 = 5,881.96 : x
  2. Step 2: Convert to fraction form
    11,801.86/17,705.35 = 5,881.96/x
  3. Step 3: Cross multiply
    11,801.86x = 17,705.35 × 5,881.96
  4. Step 4: Simplify right side
    11,801.86x = 104,142,171.41
  5. Step 5: Solve for x
    x = 104,142,171.41/11,801.86
  6. Step 6: Final answer
    x = 8,824.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.