Home / 5,918.04-8,166.42-3,400.02

Finding the Fourth Proportional to 5,918.04, 8,166.42 and 3,400.02

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Solution

The fourth proportional to 5,918.04, 8,166.42 and 3,400.02 is: 4,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.04 : 8,166.42 = 3,400.02 : x
  2. Step 2: Convert to fraction form
    5,918.04/8,166.42 = 3,400.02/x
  3. Step 3: Cross multiply
    5,918.04x = 8,166.42 × 3,400.02
  4. Step 4: Simplify right side
    5,918.04x = 27,765,991.33
  5. Step 5: Solve for x
    x = 27,765,991.33/5,918.04
  6. Step 6: Final answer
    x = 4,691.75

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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.