Home / 4,949.13-6,830.45-2,824.17

Finding the Fourth Proportional to 4,949.13, 6,830.45 and 2,824.17

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Solution

The fourth proportional to 4,949.13, 6,830.45 and 2,824.17 is: 3,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.13 : 6,830.45 = 2,824.17 : x
  2. Step 2: Convert to fraction form
    4,949.13/6,830.45 = 2,824.17/x
  3. Step 3: Cross multiply
    4,949.13x = 6,830.45 × 2,824.17
  4. Step 4: Simplify right side
    4,949.13x = 19,290,351.98
  5. Step 5: Solve for x
    x = 19,290,351.98/4,949.13
  6. Step 6: Final answer
    x = 3,897.73

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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.