Home / 4,910.24-6,776.19-2,672.16

Finding the Fourth Proportional to 4,910.24, 6,776.19 and 2,672.16

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Solution

The fourth proportional to 4,910.24, 6,776.19 and 2,672.16 is: 3,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.24 : 6,776.19 = 2,672.16 : x
  2. Step 2: Convert to fraction form
    4,910.24/6,776.19 = 2,672.16/x
  3. Step 3: Cross multiply
    4,910.24x = 6,776.19 × 2,672.16
  4. Step 4: Simplify right side
    4,910.24x = 18,107,063.87
  5. Step 5: Solve for x
    x = 18,107,063.87/4,910.24
  6. Step 6: Final answer
    x = 3,687.62

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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.