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Finding the Fourth Proportional to 8,055.77, 11,120.73 and 5,371.46

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Solution

The fourth proportional to 8,055.77, 11,120.73 and 5,371.46 is: 7,415.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.77 : 11,120.73 = 5,371.46 : x
  2. Step 2: Convert to fraction form
    8,055.77/11,120.73 = 5,371.46/x
  3. Step 3: Cross multiply
    8,055.77x = 11,120.73 × 5,371.46
  4. Step 4: Simplify right side
    8,055.77x = 59,734,584.88
  5. Step 5: Solve for x
    x = 59,734,584.88/8,055.77
  6. Step 6: Final answer
    x = 7,415.13

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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.