Home / 5,931.75-8,185.96-3,839.52

Finding the Fourth Proportional to 5,931.75, 8,185.96 and 3,839.52

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Solution

The fourth proportional to 5,931.75, 8,185.96 and 3,839.52 is: 5,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.75 : 8,185.96 = 3,839.52 : x
  2. Step 2: Convert to fraction form
    5,931.75/8,185.96 = 3,839.52/x
  3. Step 3: Cross multiply
    5,931.75x = 8,185.96 × 3,839.52
  4. Step 4: Simplify right side
    5,931.75x = 31,430,147.54
  5. Step 5: Solve for x
    x = 31,430,147.54/5,931.75
  6. Step 6: Final answer
    x = 5,298.63

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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.