Home / 3,653.79-5,487.98-2,268.69

Finding the Fourth Proportional to 3,653.79, 5,487.98 and 2,268.69

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Solution

The fourth proportional to 3,653.79, 5,487.98 and 2,268.69 is: 3,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.79 : 5,487.98 = 2,268.69 : x
  2. Step 2: Convert to fraction form
    3,653.79/5,487.98 = 2,268.69/x
  3. Step 3: Cross multiply
    3,653.79x = 5,487.98 × 2,268.69
  4. Step 4: Simplify right side
    3,653.79x = 12,450,514.00
  5. Step 5: Solve for x
    x = 12,450,514.00/3,653.79
  6. Step 6: Final answer
    x = 3,407.56

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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.