Home / 6,180.40-9,268.80-2,481.40

Finding the Fourth Proportional to 6,180.40, 9,268.80 and 2,481.40

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Solution

The fourth proportional to 6,180.40, 9,268.80 and 2,481.40 is: 3,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.40 : 9,268.80 = 2,481.40 : x
  2. Step 2: Convert to fraction form
    6,180.40/9,268.80 = 2,481.40/x
  3. Step 3: Cross multiply
    6,180.40x = 9,268.80 × 2,481.40
  4. Step 4: Simplify right side
    6,180.40x = 22,999,600.32
  5. Step 5: Solve for x
    x = 22,999,600.32/6,180.40
  6. Step 6: Final answer
    x = 3,721.38

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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.