Home / 11,003.81-15,184.99-6,287.79

Finding the Fourth Proportional to 11,003.81, 15,184.99 and 6,287.79

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Solution

The fourth proportional to 11,003.81, 15,184.99 and 6,287.79 is: 8,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.81 : 15,184.99 = 6,287.79 : x
  2. Step 2: Convert to fraction form
    11,003.81/15,184.99 = 6,287.79/x
  3. Step 3: Cross multiply
    11,003.81x = 15,184.99 × 6,287.79
  4. Step 4: Simplify right side
    11,003.81x = 95,480,028.27
  5. Step 5: Solve for x
    x = 95,480,028.27/11,003.81
  6. Step 6: Final answer
    x = 8,677.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.