Home / 1,742.39-2,616.17-1,716.44

Finding the Fourth Proportional to 1,742.39, 2,616.17 and 1,716.44

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Solution

The fourth proportional to 1,742.39, 2,616.17 and 1,716.44 is: 2,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.39 : 2,616.17 = 1,716.44 : x
  2. Step 2: Convert to fraction form
    1,742.39/2,616.17 = 1,716.44/x
  3. Step 3: Cross multiply
    1,742.39x = 2,616.17 × 1,716.44
  4. Step 4: Simplify right side
    1,742.39x = 4,490,477.17
  5. Step 5: Solve for x
    x = 4,490,477.17/1,742.39
  6. Step 6: Final answer
    x = 2,577.20

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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.