Home / 4,949.82-6,830.58-2,959.92

Finding the Fourth Proportional to 4,949.82, 6,830.58 and 2,959.92

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Solution

The fourth proportional to 4,949.82, 6,830.58 and 2,959.92 is: 4,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.82 : 6,830.58 = 2,959.92 : x
  2. Step 2: Convert to fraction form
    4,949.82/6,830.58 = 2,959.92/x
  3. Step 3: Cross multiply
    4,949.82x = 6,830.58 × 2,959.92
  4. Step 4: Simplify right side
    4,949.82x = 20,217,970.35
  5. Step 5: Solve for x
    x = 20,217,970.35/4,949.82
  6. Step 6: Final answer
    x = 4,084.59

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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.