Home / 5,918.66-8,167.56-3,229.95

Finding the Fourth Proportional to 5,918.66, 8,167.56 and 3,229.95

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Solution

The fourth proportional to 5,918.66, 8,167.56 and 3,229.95 is: 4,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.66 : 8,167.56 = 3,229.95 : x
  2. Step 2: Convert to fraction form
    5,918.66/8,167.56 = 3,229.95/x
  3. Step 3: Cross multiply
    5,918.66x = 8,167.56 × 3,229.95
  4. Step 4: Simplify right side
    5,918.66x = 26,380,810.42
  5. Step 5: Solve for x
    x = 26,380,810.42/5,918.66
  6. Step 6: Final answer
    x = 4,457.23

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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.