Home / 4,512.84-6,227.96-2,720.90

Finding the Fourth Proportional to 4,512.84, 6,227.96 and 2,720.90

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Solution

The fourth proportional to 4,512.84, 6,227.96 and 2,720.90 is: 3,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.84 : 6,227.96 = 2,720.90 : x
  2. Step 2: Convert to fraction form
    4,512.84/6,227.96 = 2,720.90/x
  3. Step 3: Cross multiply
    4,512.84x = 6,227.96 × 2,720.90
  4. Step 4: Simplify right side
    4,512.84x = 16,945,632.03
  5. Step 5: Solve for x
    x = 16,945,632.03/4,512.84
  6. Step 6: Final answer
    x = 3,754.98

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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.