Home / 3,743.51-5,166.39-2,150.38

Finding the Fourth Proportional to 3,743.51, 5,166.39 and 2,150.38

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Solution

The fourth proportional to 3,743.51, 5,166.39 and 2,150.38 is: 2,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.51 : 5,166.39 = 2,150.38 : x
  2. Step 2: Convert to fraction form
    3,743.51/5,166.39 = 2,150.38/x
  3. Step 3: Cross multiply
    3,743.51x = 5,166.39 × 2,150.38
  4. Step 4: Simplify right side
    3,743.51x = 11,109,701.73
  5. Step 5: Solve for x
    x = 11,109,701.73/3,743.51
  6. Step 6: Final answer
    x = 2,967.72

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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.