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Finding the Fourth Proportional to 3,293.99, 4,936.53 and 3,083.79

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Solution

The fourth proportional to 3,293.99, 4,936.53 and 3,083.79 is: 4,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.99 : 4,936.53 = 3,083.79 : x
  2. Step 2: Convert to fraction form
    3,293.99/4,936.53 = 3,083.79/x
  3. Step 3: Cross multiply
    3,293.99x = 4,936.53 × 3,083.79
  4. Step 4: Simplify right side
    3,293.99x = 15,223,221.85
  5. Step 5: Solve for x
    x = 15,223,221.85/3,293.99
  6. Step 6: Final answer
    x = 4,621.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.