Home / 10,887.19-15,024.62-6,171.77

Finding the Fourth Proportional to 10,887.19, 15,024.62 and 6,171.77

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Solution

The fourth proportional to 10,887.19, 15,024.62 and 6,171.77 is: 8,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.19 : 15,024.62 = 6,171.77 : x
  2. Step 2: Convert to fraction form
    10,887.19/15,024.62 = 6,171.77/x
  3. Step 3: Cross multiply
    10,887.19x = 15,024.62 × 6,171.77
  4. Step 4: Simplify right side
    10,887.19x = 92,728,551.97
  5. Step 5: Solve for x
    x = 92,728,551.97/10,887.19
  6. Step 6: Final answer
    x = 8,517.22

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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.