Home / 3,718.44-5,134.91-2,394.43

Finding the Fourth Proportional to 3,718.44, 5,134.91 and 2,394.43

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Solution

The fourth proportional to 3,718.44, 5,134.91 and 2,394.43 is: 3,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.44 : 5,134.91 = 2,394.43 : x
  2. Step 2: Convert to fraction form
    3,718.44/5,134.91 = 2,394.43/x
  3. Step 3: Cross multiply
    3,718.44x = 5,134.91 × 2,394.43
  4. Step 4: Simplify right side
    3,718.44x = 12,295,157.74
  5. Step 5: Solve for x
    x = 12,295,157.74/3,718.44
  6. Step 6: Final answer
    x = 3,306.54

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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.