Home / 4,676.68-6,453.76-2,687.18

Finding the Fourth Proportional to 4,676.68, 6,453.76 and 2,687.18

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Solution

The fourth proportional to 4,676.68, 6,453.76 and 2,687.18 is: 3,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.68 : 6,453.76 = 2,687.18 : x
  2. Step 2: Convert to fraction form
    4,676.68/6,453.76 = 2,687.18/x
  3. Step 3: Cross multiply
    4,676.68x = 6,453.76 × 2,687.18
  4. Step 4: Simplify right side
    4,676.68x = 17,342,414.80
  5. Step 5: Solve for x
    x = 17,342,414.80/4,676.68
  6. Step 6: Final answer
    x = 3,708.27

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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.