Home / 3,608.13-4,980.65-2,723.61

Finding the Fourth Proportional to 3,608.13, 4,980.65 and 2,723.61

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Solution

The fourth proportional to 3,608.13, 4,980.65 and 2,723.61 is: 3,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.13 : 4,980.65 = 2,723.61 : x
  2. Step 2: Convert to fraction form
    3,608.13/4,980.65 = 2,723.61/x
  3. Step 3: Cross multiply
    3,608.13x = 4,980.65 × 2,723.61
  4. Step 4: Simplify right side
    3,608.13x = 13,565,334.53
  5. Step 5: Solve for x
    x = 13,565,334.53/3,608.13
  6. Step 6: Final answer
    x = 3,759.66

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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.