Home / 1,716.57-2,578.96-1,101.47

Finding the Fourth Proportional to 1,716.57, 2,578.96 and 1,101.47

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Solution

The fourth proportional to 1,716.57, 2,578.96 and 1,101.47 is: 1,654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.57 : 2,578.96 = 1,101.47 : x
  2. Step 2: Convert to fraction form
    1,716.57/2,578.96 = 1,101.47/x
  3. Step 3: Cross multiply
    1,716.57x = 2,578.96 × 1,101.47
  4. Step 4: Simplify right side
    1,716.57x = 2,840,647.07
  5. Step 5: Solve for x
    x = 2,840,647.07/1,716.57
  6. Step 6: Final answer
    x = 1,654.84

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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.