Home / 3,447.64-5,167.14-1,716.76

Finding the Fourth Proportional to 3,447.64, 5,167.14 and 1,716.76

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Solution

The fourth proportional to 3,447.64, 5,167.14 and 1,716.76 is: 2,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.64 : 5,167.14 = 1,716.76 : x
  2. Step 2: Convert to fraction form
    3,447.64/5,167.14 = 1,716.76/x
  3. Step 3: Cross multiply
    3,447.64x = 5,167.14 × 1,716.76
  4. Step 4: Simplify right side
    3,447.64x = 8,870,739.27
  5. Step 5: Solve for x
    x = 8,870,739.27/3,447.64
  6. Step 6: Final answer
    x = 2,572.99

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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.