Home / 6,621.26-9,928.80-2,237.54

Finding the Fourth Proportional to 6,621.26, 9,928.80 and 2,237.54

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Solution

The fourth proportional to 6,621.26, 9,928.80 and 2,237.54 is: 3,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.26 : 9,928.80 = 2,237.54 : x
  2. Step 2: Convert to fraction form
    6,621.26/9,928.80 = 2,237.54/x
  3. Step 3: Cross multiply
    6,621.26x = 9,928.80 × 2,237.54
  4. Step 4: Simplify right side
    6,621.26x = 22,216,087.15
  5. Step 5: Solve for x
    x = 22,216,087.15/6,621.26
  6. Step 6: Final answer
    x = 3,355.27

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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.