Home / 1,936.80-2,674.32-1,465.44

Finding the Fourth Proportional to 1,936.80, 2,674.32 and 1,465.44

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Solution

The fourth proportional to 1,936.80, 2,674.32 and 1,465.44 is: 2,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.80 : 2,674.32 = 1,465.44 : x
  2. Step 2: Convert to fraction form
    1,936.80/2,674.32 = 1,465.44/x
  3. Step 3: Cross multiply
    1,936.80x = 2,674.32 × 1,465.44
  4. Step 4: Simplify right side
    1,936.80x = 3,919,055.50
  5. Step 5: Solve for x
    x = 3,919,055.50/1,936.80
  6. Step 6: Final answer
    x = 2,023.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.