Home / 3,694.79-5,098.86-2,203.56

Finding the Fourth Proportional to 3,694.79, 5,098.86 and 2,203.56

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Solution

The fourth proportional to 3,694.79, 5,098.86 and 2,203.56 is: 3,040.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.79 : 5,098.86 = 2,203.56 : x
  2. Step 2: Convert to fraction form
    3,694.79/5,098.86 = 2,203.56/x
  3. Step 3: Cross multiply
    3,694.79x = 5,098.86 × 2,203.56
  4. Step 4: Simplify right side
    3,694.79x = 11,235,643.94
  5. Step 5: Solve for x
    x = 11,235,643.94/3,694.79
  6. Step 6: Final answer
    x = 3,040.94

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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.