Home / 5,195.52-7,169.90-3,685.73

Finding the Fourth Proportional to 5,195.52, 7,169.90 and 3,685.73

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Solution

The fourth proportional to 5,195.52, 7,169.90 and 3,685.73 is: 5,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.52 : 7,169.90 = 3,685.73 : x
  2. Step 2: Convert to fraction form
    5,195.52/7,169.90 = 3,685.73/x
  3. Step 3: Cross multiply
    5,195.52x = 7,169.90 × 3,685.73
  4. Step 4: Simplify right side
    5,195.52x = 26,426,261.25
  5. Step 5: Solve for x
    x = 26,426,261.25/5,195.52
  6. Step 6: Final answer
    x = 5,086.36

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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.