Home / 3,795.39-5,236.41-2,116.49

Finding the Fourth Proportional to 3,795.39, 5,236.41 and 2,116.49

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Solution

The fourth proportional to 3,795.39, 5,236.41 and 2,116.49 is: 2,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.39 : 5,236.41 = 2,116.49 : x
  2. Step 2: Convert to fraction form
    3,795.39/5,236.41 = 2,116.49/x
  3. Step 3: Cross multiply
    3,795.39x = 5,236.41 × 2,116.49
  4. Step 4: Simplify right side
    3,795.39x = 11,082,809.40
  5. Step 5: Solve for x
    x = 11,082,809.40/3,795.39
  6. Step 6: Final answer
    x = 2,920.07

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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.