Home / 11,087.89-16,637.06-5,541.68

Finding the Fourth Proportional to 11,087.89, 16,637.06 and 5,541.68

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Solution

The fourth proportional to 11,087.89, 16,637.06 and 5,541.68 is: 8,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.89 : 16,637.06 = 5,541.68 : x
  2. Step 2: Convert to fraction form
    11,087.89/16,637.06 = 5,541.68/x
  3. Step 3: Cross multiply
    11,087.89x = 16,637.06 × 5,541.68
  4. Step 4: Simplify right side
    11,087.89x = 92,197,262.66
  5. Step 5: Solve for x
    x = 92,197,262.66/11,087.89
  6. Step 6: Final answer
    x = 8,315.13

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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.