Home / 4,974.81-6,865.20-2,736.63

Finding the Fourth Proportional to 4,974.81, 6,865.20 and 2,736.63

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Solution

The fourth proportional to 4,974.81, 6,865.20 and 2,736.63 is: 3,776.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.81 : 6,865.20 = 2,736.63 : x
  2. Step 2: Convert to fraction form
    4,974.81/6,865.20 = 2,736.63/x
  3. Step 3: Cross multiply
    4,974.81x = 6,865.20 × 2,736.63
  4. Step 4: Simplify right side
    4,974.81x = 18,787,512.28
  5. Step 5: Solve for x
    x = 18,787,512.28/4,974.81
  6. Step 6: Final answer
    x = 3,776.53

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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.