Home / 5,731.80-7,909.33-3,342.03

Finding the Fourth Proportional to 5,731.80, 7,909.33 and 3,342.03

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Solution

The fourth proportional to 5,731.80, 7,909.33 and 3,342.03 is: 4,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.80 : 7,909.33 = 3,342.03 : x
  2. Step 2: Convert to fraction form
    5,731.80/7,909.33 = 3,342.03/x
  3. Step 3: Cross multiply
    5,731.80x = 7,909.33 × 3,342.03
  4. Step 4: Simplify right side
    5,731.80x = 26,433,218.14
  5. Step 5: Solve for x
    x = 26,433,218.14/5,731.80
  6. Step 6: Final answer
    x = 4,611.68

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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.