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Finding the Fourth Proportional to 4,163.00, 6,237.51 and 2,928.18

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Solution

The fourth proportional to 4,163.00, 6,237.51 and 2,928.18 is: 4,387.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.00 : 6,237.51 = 2,928.18 : x
  2. Step 2: Convert to fraction form
    4,163.00/6,237.51 = 2,928.18/x
  3. Step 3: Cross multiply
    4,163.00x = 6,237.51 × 2,928.18
  4. Step 4: Simplify right side
    4,163.00x = 18,264,564.44
  5. Step 5: Solve for x
    x = 18,264,564.44/4,163.00
  6. Step 6: Final answer
    x = 4,387.36

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Why These Related Problems?

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