Home / 4,974.98-6,865.34-2,736.81

Finding the Fourth Proportional to 4,974.98, 6,865.34 and 2,736.81

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Solution

The fourth proportional to 4,974.98, 6,865.34 and 2,736.81 is: 3,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.98 : 6,865.34 = 2,736.81 : x
  2. Step 2: Convert to fraction form
    4,974.98/6,865.34 = 2,736.81/x
  3. Step 3: Cross multiply
    4,974.98x = 6,865.34 × 2,736.81
  4. Step 4: Simplify right side
    4,974.98x = 18,789,117.48
  5. Step 5: Solve for x
    x = 18,789,117.48/4,974.98
  6. Step 6: Final answer
    x = 3,776.73

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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.