Home / 3,861.72-5,329.14-2,093.34

Finding the Fourth Proportional to 3,861.72, 5,329.14 and 2,093.34

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Solution

The fourth proportional to 3,861.72, 5,329.14 and 2,093.34 is: 2,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.72 : 5,329.14 = 2,093.34 : x
  2. Step 2: Convert to fraction form
    3,861.72/5,329.14 = 2,093.34/x
  3. Step 3: Cross multiply
    3,861.72x = 5,329.14 × 2,093.34
  4. Step 4: Simplify right side
    3,861.72x = 11,155,701.93
  5. Step 5: Solve for x
    x = 11,155,701.93/3,861.72
  6. Step 6: Final answer
    x = 2,888.79

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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.