Home / 11,557.89-17,336.88-2,792.79

Finding the Fourth Proportional to 11,557.89, 17,336.88 and 2,792.79

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Solution

The fourth proportional to 11,557.89, 17,336.88 and 2,792.79 is: 4,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.89 : 17,336.88 = 2,792.79 : x
  2. Step 2: Convert to fraction form
    11,557.89/17,336.88 = 2,792.79/x
  3. Step 3: Cross multiply
    11,557.89x = 17,336.88 × 2,792.79
  4. Step 4: Simplify right side
    11,557.89x = 48,418,265.10
  5. Step 5: Solve for x
    x = 48,418,265.10/11,557.89
  6. Step 6: Final answer
    x = 4,189.20

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