Home / 3,730.18-5,149.66-2,614.54

Finding the Fourth Proportional to 3,730.18, 5,149.66 and 2,614.54

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Solution

The fourth proportional to 3,730.18, 5,149.66 and 2,614.54 is: 3,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.18 : 5,149.66 = 2,614.54 : x
  2. Step 2: Convert to fraction form
    3,730.18/5,149.66 = 2,614.54/x
  3. Step 3: Cross multiply
    3,730.18x = 5,149.66 × 2,614.54
  4. Step 4: Simplify right side
    3,730.18x = 13,463,992.06
  5. Step 5: Solve for x
    x = 13,463,992.06/3,730.18
  6. Step 6: Final answer
    x = 3,609.48

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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.