Home / 4,949.96-6,830.69-2,711.84

Finding the Fourth Proportional to 4,949.96, 6,830.69 and 2,711.84

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Solution

The fourth proportional to 4,949.96, 6,830.69 and 2,711.84 is: 3,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.96 : 6,830.69 = 2,711.84 : x
  2. Step 2: Convert to fraction form
    4,949.96/6,830.69 = 2,711.84/x
  3. Step 3: Cross multiply
    4,949.96x = 6,830.69 × 2,711.84
  4. Step 4: Simplify right side
    4,949.96x = 18,523,738.37
  5. Step 5: Solve for x
    x = 18,523,738.37/4,949.96
  6. Step 6: Final answer
    x = 3,742.20

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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.