Home / 5,614.46-7,742.22-3,725.38

Finding the Fourth Proportional to 5,614.46, 7,742.22 and 3,725.38

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Solution

The fourth proportional to 5,614.46, 7,742.22 and 3,725.38 is: 5,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.46 : 7,742.22 = 3,725.38 : x
  2. Step 2: Convert to fraction form
    5,614.46/7,742.22 = 3,725.38/x
  3. Step 3: Cross multiply
    5,614.46x = 7,742.22 × 3,725.38
  4. Step 4: Simplify right side
    5,614.46x = 28,842,711.54
  5. Step 5: Solve for x
    x = 28,842,711.54/5,614.46
  6. Step 6: Final answer
    x = 5,137.22

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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.