Home / 4,620.89-6,378.68-3,052.73

Finding the Fourth Proportional to 4,620.89, 6,378.68 and 3,052.73

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Solution

The fourth proportional to 4,620.89, 6,378.68 and 3,052.73 is: 4,213.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.89 : 6,378.68 = 3,052.73 : x
  2. Step 2: Convert to fraction form
    4,620.89/6,378.68 = 3,052.73/x
  3. Step 3: Cross multiply
    4,620.89x = 6,378.68 × 3,052.73
  4. Step 4: Simplify right side
    4,620.89x = 19,472,387.80
  5. Step 5: Solve for x
    x = 19,472,387.80/4,620.89
  6. Step 6: Final answer
    x = 4,213.99

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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.