Home / 3,770.37-5,202.89-2,091.65

Finding the Fourth Proportional to 3,770.37, 5,202.89 and 2,091.65

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Solution

The fourth proportional to 3,770.37, 5,202.89 and 2,091.65 is: 2,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.37 : 5,202.89 = 2,091.65 : x
  2. Step 2: Convert to fraction form
    3,770.37/5,202.89 = 2,091.65/x
  3. Step 3: Cross multiply
    3,770.37x = 5,202.89 × 2,091.65
  4. Step 4: Simplify right side
    3,770.37x = 10,882,624.87
  5. Step 5: Solve for x
    x = 10,882,624.87/3,770.37
  6. Step 6: Final answer
    x = 2,886.35

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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.