Home / 5,200.92-7,177.41-3,106.26

Finding the Fourth Proportional to 5,200.92, 7,177.41 and 3,106.26

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Solution

The fourth proportional to 5,200.92, 7,177.41 and 3,106.26 is: 4,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.92 : 7,177.41 = 3,106.26 : x
  2. Step 2: Convert to fraction form
    5,200.92/7,177.41 = 3,106.26/x
  3. Step 3: Cross multiply
    5,200.92x = 7,177.41 × 3,106.26
  4. Step 4: Simplify right side
    5,200.92x = 22,294,901.59
  5. Step 5: Solve for x
    x = 22,294,901.59/5,200.92
  6. Step 6: Final answer
    x = 4,286.72

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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.