Home / 3,751.38-5,176.90-2,095.38

Finding the Fourth Proportional to 3,751.38, 5,176.90 and 2,095.38

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Solution

The fourth proportional to 3,751.38, 5,176.90 and 2,095.38 is: 2,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.38 : 5,176.90 = 2,095.38 : x
  2. Step 2: Convert to fraction form
    3,751.38/5,176.90 = 2,095.38/x
  3. Step 3: Cross multiply
    3,751.38x = 5,176.90 × 2,095.38
  4. Step 4: Simplify right side
    3,751.38x = 10,847,572.72
  5. Step 5: Solve for x
    x = 10,847,572.72/3,751.38
  6. Step 6: Final answer
    x = 2,891.62

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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.