Home / 3,795.39-5,237.56-2,116.97

Finding the Fourth Proportional to 3,795.39, 5,237.56 and 2,116.97

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Solution

The fourth proportional to 3,795.39, 5,237.56 and 2,116.97 is: 2,921.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.39 : 5,237.56 = 2,116.97 : x
  2. Step 2: Convert to fraction form
    3,795.39/5,237.56 = 2,116.97/x
  3. Step 3: Cross multiply
    3,795.39x = 5,237.56 × 2,116.97
  4. Step 4: Simplify right side
    3,795.39x = 11,087,753.49
  5. Step 5: Solve for x
    x = 11,087,753.49/3,795.39
  6. Step 6: Final answer
    x = 2,921.37

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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.