Home / 6,343.14-8,751.33-3,986.58

Finding the Fourth Proportional to 6,343.14, 8,751.33 and 3,986.58

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Solution

The fourth proportional to 6,343.14, 8,751.33 and 3,986.58 is: 5,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.14 : 8,751.33 = 3,986.58 : x
  2. Step 2: Convert to fraction form
    6,343.14/8,751.33 = 3,986.58/x
  3. Step 3: Cross multiply
    6,343.14x = 8,751.33 × 3,986.58
  4. Step 4: Simplify right side
    6,343.14x = 34,887,877.15
  5. Step 5: Solve for x
    x = 34,887,877.15/6,343.14
  6. Step 6: Final answer
    x = 5,500.10

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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.