Home / 6,321.60-9,480.06-2,104.07

Finding the Fourth Proportional to 6,321.60, 9,480.06 and 2,104.07

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Solution

The fourth proportional to 6,321.60, 9,480.06 and 2,104.07 is: 3,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.60 : 9,480.06 = 2,104.07 : x
  2. Step 2: Convert to fraction form
    6,321.60/9,480.06 = 2,104.07/x
  3. Step 3: Cross multiply
    6,321.60x = 9,480.06 × 2,104.07
  4. Step 4: Simplify right side
    6,321.60x = 19,946,662.44
  5. Step 5: Solve for x
    x = 19,946,662.44/6,321.60
  6. Step 6: Final answer
    x = 3,155.32

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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.