Home / 2,683.23-3,704.58-2,187.06

Finding the Fourth Proportional to 2,683.23, 3,704.58 and 2,187.06

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Solution

The fourth proportional to 2,683.23, 3,704.58 and 2,187.06 is: 3,019.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.23 : 3,704.58 = 2,187.06 : x
  2. Step 2: Convert to fraction form
    2,683.23/3,704.58 = 2,187.06/x
  3. Step 3: Cross multiply
    2,683.23x = 3,704.58 × 2,187.06
  4. Step 4: Simplify right side
    2,683.23x = 8,102,138.73
  5. Step 5: Solve for x
    x = 8,102,138.73/2,683.23
  6. Step 6: Final answer
    x = 3,019.55

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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.