Home / 3,770.29-5,202.64-2,091.62

Finding the Fourth Proportional to 3,770.29, 5,202.64 and 2,091.62

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Solution

The fourth proportional to 3,770.29, 5,202.64 and 2,091.62 is: 2,886.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.29 : 5,202.64 = 2,091.62 : x
  2. Step 2: Convert to fraction form
    3,770.29/5,202.64 = 2,091.62/x
  3. Step 3: Cross multiply
    3,770.29x = 5,202.64 × 2,091.62
  4. Step 4: Simplify right side
    3,770.29x = 10,881,945.88
  5. Step 5: Solve for x
    x = 10,881,945.88/3,770.29
  6. Step 6: Final answer
    x = 2,886.24

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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.