Home / 4,993.28-6,890.76-2,724.78

Finding the Fourth Proportional to 4,993.28, 6,890.76 and 2,724.78

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Solution

The fourth proportional to 4,993.28, 6,890.76 and 2,724.78 is: 3,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.28 : 6,890.76 = 2,724.78 : x
  2. Step 2: Convert to fraction form
    4,993.28/6,890.76 = 2,724.78/x
  3. Step 3: Cross multiply
    4,993.28x = 6,890.76 × 2,724.78
  4. Step 4: Simplify right side
    4,993.28x = 18,775,800.39
  5. Step 5: Solve for x
    x = 18,775,800.39/4,993.28
  6. Step 6: Final answer
    x = 3,760.21

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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.