Home / 7,331.22-10,116.82-3,973.96

Finding the Fourth Proportional to 7,331.22, 10,116.82 and 3,973.96

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Solution

The fourth proportional to 7,331.22, 10,116.82 and 3,973.96 is: 5,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.22 : 10,116.82 = 3,973.96 : x
  2. Step 2: Convert to fraction form
    7,331.22/10,116.82 = 3,973.96/x
  3. Step 3: Cross multiply
    7,331.22x = 10,116.82 × 3,973.96
  4. Step 4: Simplify right side
    7,331.22x = 40,203,843.43
  5. Step 5: Solve for x
    x = 40,203,843.43/7,331.22
  6. Step 6: Final answer
    x = 5,483.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.