Home / 1,716.36-2,568.54-1,230.44

Finding the Fourth Proportional to 1,716.36, 2,568.54 and 1,230.44

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Solution

The fourth proportional to 1,716.36, 2,568.54 and 1,230.44 is: 1,841.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.36 : 2,568.54 = 1,230.44 : x
  2. Step 2: Convert to fraction form
    1,716.36/2,568.54 = 1,230.44/x
  3. Step 3: Cross multiply
    1,716.36x = 2,568.54 × 1,230.44
  4. Step 4: Simplify right side
    1,716.36x = 3,160,434.36
  5. Step 5: Solve for x
    x = 3,160,434.36/1,716.36
  6. Step 6: Final answer
    x = 1,841.36

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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.