Home / 5,867.75-8,097.47-3,179.02

Finding the Fourth Proportional to 5,867.75, 8,097.47 and 3,179.02

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Solution

The fourth proportional to 5,867.75, 8,097.47 and 3,179.02 is: 4,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.75 : 8,097.47 = 3,179.02 : x
  2. Step 2: Convert to fraction form
    5,867.75/8,097.47 = 3,179.02/x
  3. Step 3: Cross multiply
    5,867.75x = 8,097.47 × 3,179.02
  4. Step 4: Simplify right side
    5,867.75x = 25,742,023.43
  5. Step 5: Solve for x
    x = 25,742,023.43/5,867.75
  6. Step 6: Final answer
    x = 4,387.03

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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.