Home / 3,326.44-4,990.56-1,477.96

Finding the Fourth Proportional to 3,326.44, 4,990.56 and 1,477.96

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Solution

The fourth proportional to 3,326.44, 4,990.56 and 1,477.96 is: 2,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.44 : 4,990.56 = 1,477.96 : x
  2. Step 2: Convert to fraction form
    3,326.44/4,990.56 = 1,477.96/x
  3. Step 3: Cross multiply
    3,326.44x = 4,990.56 × 1,477.96
  4. Step 4: Simplify right side
    3,326.44x = 7,375,848.06
  5. Step 5: Solve for x
    x = 7,375,848.06/3,326.44
  6. Step 6: Final answer
    x = 2,217.34

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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.