Home / 4,949.98-6,830.82-2,711.81

Finding the Fourth Proportional to 4,949.98, 6,830.82 and 2,711.81

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Solution

The fourth proportional to 4,949.98, 6,830.82 and 2,711.81 is: 3,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.98 : 6,830.82 = 2,711.81 : x
  2. Step 2: Convert to fraction form
    4,949.98/6,830.82 = 2,711.81/x
  3. Step 3: Cross multiply
    4,949.98x = 6,830.82 × 2,711.81
  4. Step 4: Simplify right side
    4,949.98x = 18,523,887.61
  5. Step 5: Solve for x
    x = 18,523,887.61/4,949.98
  6. Step 6: Final answer
    x = 3,742.22

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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.