Home / 5,425.84-7,487.70-3,067.48

Finding the Fourth Proportional to 5,425.84, 7,487.70 and 3,067.48

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Solution

The fourth proportional to 5,425.84, 7,487.70 and 3,067.48 is: 4,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.84 : 7,487.70 = 3,067.48 : x
  2. Step 2: Convert to fraction form
    5,425.84/7,487.70 = 3,067.48/x
  3. Step 3: Cross multiply
    5,425.84x = 7,487.70 × 3,067.48
  4. Step 4: Simplify right side
    5,425.84x = 22,968,370.00
  5. Step 5: Solve for x
    x = 22,968,370.00/5,425.84
  6. Step 6: Final answer
    x = 4,233.15

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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.