Home / 1,716.96-2,574.28-936.33

Finding the Fourth Proportional to 1,716.96, 2,574.28 and 936.33

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Solution

The fourth proportional to 1,716.96, 2,574.28 and 936.33 is: 1,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.96 : 2,574.28 = 936.33 : x
  2. Step 2: Convert to fraction form
    1,716.96/2,574.28 = 936.33/x
  3. Step 3: Cross multiply
    1,716.96x = 2,574.28 × 936.33
  4. Step 4: Simplify right side
    1,716.96x = 2,410,367.11
  5. Step 5: Solve for x
    x = 2,410,367.11/1,716.96
  6. Step 6: Final answer
    x = 1,403.85

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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.