Home / 2,403.86-3,608.51-1,613.79

Finding the Fourth Proportional to 2,403.86, 3,608.51 and 1,613.79

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Solution

The fourth proportional to 2,403.86, 3,608.51 and 1,613.79 is: 2,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.86 : 3,608.51 = 1,613.79 : x
  2. Step 2: Convert to fraction form
    2,403.86/3,608.51 = 1,613.79/x
  3. Step 3: Cross multiply
    2,403.86x = 3,608.51 × 1,613.79
  4. Step 4: Simplify right side
    2,403.86x = 5,823,369.28
  5. Step 5: Solve for x
    x = 5,823,369.28/2,403.86
  6. Step 6: Final answer
    x = 2,422.51

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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.