Home / 3,861.89-5,329.41-2,093.50

Finding the Fourth Proportional to 3,861.89, 5,329.41 and 2,093.50

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Solution

The fourth proportional to 3,861.89, 5,329.41 and 2,093.50 is: 2,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.89 : 5,329.41 = 2,093.50 : x
  2. Step 2: Convert to fraction form
    3,861.89/5,329.41 = 2,093.50/x
  3. Step 3: Cross multiply
    3,861.89x = 5,329.41 × 2,093.50
  4. Step 4: Simplify right side
    3,861.89x = 11,157,119.84
  5. Step 5: Solve for x
    x = 11,157,119.84/3,861.89
  6. Step 6: Final answer
    x = 2,889.03

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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.