Home / 4,578.28-6,867.56-3,171.32

Finding the Fourth Proportional to 4,578.28, 6,867.56 and 3,171.32

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Solution

The fourth proportional to 4,578.28, 6,867.56 and 3,171.32 is: 4,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.28 : 6,867.56 = 3,171.32 : x
  2. Step 2: Convert to fraction form
    4,578.28/6,867.56 = 3,171.32/x
  3. Step 3: Cross multiply
    4,578.28x = 6,867.56 × 3,171.32
  4. Step 4: Simplify right side
    4,578.28x = 21,779,230.38
  5. Step 5: Solve for x
    x = 21,779,230.38/4,578.28
  6. Step 6: Final answer
    x = 4,757.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.