Home / 3,655.82-5,480.64-1,463.36

Finding the Fourth Proportional to 3,655.82, 5,480.64 and 1,463.36

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Solution

The fourth proportional to 3,655.82, 5,480.64 and 1,463.36 is: 2,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.82 : 5,480.64 = 1,463.36 : x
  2. Step 2: Convert to fraction form
    3,655.82/5,480.64 = 1,463.36/x
  3. Step 3: Cross multiply
    3,655.82x = 5,480.64 × 1,463.36
  4. Step 4: Simplify right side
    3,655.82x = 8,020,121.95
  5. Step 5: Solve for x
    x = 8,020,121.95/3,655.82
  6. Step 6: Final answer
    x = 2,193.80

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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.