Home / 4,049.62-5,572.96-3,935.41

Finding the Fourth Proportional to 4,049.62, 5,572.96 and 3,935.41

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Solution

The fourth proportional to 4,049.62, 5,572.96 and 3,935.41 is: 5,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.62 : 5,572.96 = 3,935.41 : x
  2. Step 2: Convert to fraction form
    4,049.62/5,572.96 = 3,935.41/x
  3. Step 3: Cross multiply
    4,049.62x = 5,572.96 × 3,935.41
  4. Step 4: Simplify right side
    4,049.62x = 21,931,858.74
  5. Step 5: Solve for x
    x = 21,931,858.74/4,049.62
  6. Step 6: Final answer
    x = 5,415.79

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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.