Home / 4,375-6,565.38-2,066.68

Finding the Fourth Proportional to 4,375, 6,565.38 and 2,066.68

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Solution

The fourth proportional to 4,375, 6,565.38 and 2,066.68 is: 3,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375 : 6,565.38 = 2,066.68 : x
  2. Step 2: Convert to fraction form
    4,375/6,565.38 = 2,066.68/x
  3. Step 3: Cross multiply
    4,375x = 6,565.38 × 2,066.68
  4. Step 4: Simplify right side
    4,375x = 13,568,539.54
  5. Step 5: Solve for x
    x = 13,568,539.54/4,375
  6. Step 6: Final answer
    x = 3,101.38

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