Home / 3,716.45-5,567.54-1,865.39

Finding the Fourth Proportional to 3,716.45, 5,567.54 and 1,865.39

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Solution

The fourth proportional to 3,716.45, 5,567.54 and 1,865.39 is: 2,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.45 : 5,567.54 = 1,865.39 : x
  2. Step 2: Convert to fraction form
    3,716.45/5,567.54 = 1,865.39/x
  3. Step 3: Cross multiply
    3,716.45x = 5,567.54 × 1,865.39
  4. Step 4: Simplify right side
    3,716.45x = 10,385,633.44
  5. Step 5: Solve for x
    x = 10,385,633.44/3,716.45
  6. Step 6: Final answer
    x = 2,794.51

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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.