Home / 4,783.57-6,601.94-2,687.69

Finding the Fourth Proportional to 4,783.57, 6,601.94 and 2,687.69

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Solution

The fourth proportional to 4,783.57, 6,601.94 and 2,687.69 is: 3,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.57 : 6,601.94 = 2,687.69 : x
  2. Step 2: Convert to fraction form
    4,783.57/6,601.94 = 2,687.69/x
  3. Step 3: Cross multiply
    4,783.57x = 6,601.94 × 2,687.69
  4. Step 4: Simplify right side
    4,783.57x = 17,743,954.68
  5. Step 5: Solve for x
    x = 17,743,954.68/4,783.57
  6. Step 6: Final answer
    x = 3,709.36

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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.