Home / 3,867.87-5,808.96-2,020.26

Finding the Fourth Proportional to 3,867.87, 5,808.96 and 2,020.26

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Solution

The fourth proportional to 3,867.87, 5,808.96 and 2,020.26 is: 3,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.87 : 5,808.96 = 2,020.26 : x
  2. Step 2: Convert to fraction form
    3,867.87/5,808.96 = 2,020.26/x
  3. Step 3: Cross multiply
    3,867.87x = 5,808.96 × 2,020.26
  4. Step 4: Simplify right side
    3,867.87x = 11,735,609.53
  5. Step 5: Solve for x
    x = 11,735,609.53/3,867.87
  6. Step 6: Final answer
    x = 3,034.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.