Home / 3,738.24-5,607.20-2,514.40

Finding the Fourth Proportional to 3,738.24, 5,607.20 and 2,514.40

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Solution

The fourth proportional to 3,738.24, 5,607.20 and 2,514.40 is: 3,771.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.24 : 5,607.20 = 2,514.40 : x
  2. Step 2: Convert to fraction form
    3,738.24/5,607.20 = 2,514.40/x
  3. Step 3: Cross multiply
    3,738.24x = 5,607.20 × 2,514.40
  4. Step 4: Simplify right side
    3,738.24x = 14,098,743.68
  5. Step 5: Solve for x
    x = 14,098,743.68/3,738.24
  6. Step 6: Final answer
    x = 3,771.49

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1.5x scale

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.