Home / 2,272.05-3,406.25-1,716.19

Finding the Fourth Proportional to 2,272.05, 3,406.25 and 1,716.19

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Solution

The fourth proportional to 2,272.05, 3,406.25 and 1,716.19 is: 2,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.05 : 3,406.25 = 1,716.19 : x
  2. Step 2: Convert to fraction form
    2,272.05/3,406.25 = 1,716.19/x
  3. Step 3: Cross multiply
    2,272.05x = 3,406.25 × 1,716.19
  4. Step 4: Simplify right side
    2,272.05x = 5,845,767.96
  5. Step 5: Solve for x
    x = 5,845,767.96/2,272.05
  6. Step 6: Final answer
    x = 2,572.90

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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.