Home / 3,741.39-5,612.63-1,143.99

Finding the Fourth Proportional to 3,741.39, 5,612.63 and 1,143.99

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Solution

The fourth proportional to 3,741.39, 5,612.63 and 1,143.99 is: 1,716.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.39 : 5,612.63 = 1,143.99 : x
  2. Step 2: Convert to fraction form
    3,741.39/5,612.63 = 1,143.99/x
  3. Step 3: Cross multiply
    3,741.39x = 5,612.63 × 1,143.99
  4. Step 4: Simplify right side
    3,741.39x = 6,420,786.87
  5. Step 5: Solve for x
    x = 6,420,786.87/3,741.39
  6. Step 6: Final answer
    x = 1,716.15

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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.