Home / 2,748.39-4,144.14-2,518.76

Finding the Fourth Proportional to 2,748.39, 4,144.14 and 2,518.76

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Solution

The fourth proportional to 2,748.39, 4,144.14 and 2,518.76 is: 3,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.39 : 4,144.14 = 2,518.76 : x
  2. Step 2: Convert to fraction form
    2,748.39/4,144.14 = 2,518.76/x
  3. Step 3: Cross multiply
    2,748.39x = 4,144.14 × 2,518.76
  4. Step 4: Simplify right side
    2,748.39x = 10,438,073.35
  5. Step 5: Solve for x
    x = 10,438,073.35/2,748.39
  6. Step 6: Final answer
    x = 3,797.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.