Home / 3,741.39-5,165.87-2,999.43

Finding the Fourth Proportional to 3,741.39, 5,165.87 and 2,999.43

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Solution

The fourth proportional to 3,741.39, 5,165.87 and 2,999.43 is: 4,141.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.39 : 5,165.87 = 2,999.43 : x
  2. Step 2: Convert to fraction form
    3,741.39/5,165.87 = 2,999.43/x
  3. Step 3: Cross multiply
    3,741.39x = 5,165.87 × 2,999.43
  4. Step 4: Simplify right side
    3,741.39x = 15,494,650.46
  5. Step 5: Solve for x
    x = 15,494,650.46/3,741.39
  6. Step 6: Final answer
    x = 4,141.42

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1.5x scale

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.