Home / 3,743.17-5,128.13-3,602.97

Finding the Fourth Proportional to 3,743.17, 5,128.13 and 3,602.97

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Solution

The fourth proportional to 3,743.17, 5,128.13 and 3,602.97 is: 4,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.17 : 5,128.13 = 3,602.97 : x
  2. Step 2: Convert to fraction form
    3,743.17/5,128.13 = 3,602.97/x
  3. Step 3: Cross multiply
    3,743.17x = 5,128.13 × 3,602.97
  4. Step 4: Simplify right side
    3,743.17x = 18,476,507.55
  5. Step 5: Solve for x
    x = 18,476,507.55/3,743.17
  6. Step 6: Final answer
    x = 4,936.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.