Home / 3,861.99-5,329.53-2,093.55

Finding the Fourth Proportional to 3,861.99, 5,329.53 and 2,093.55

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Solution

The fourth proportional to 3,861.99, 5,329.53 and 2,093.55 is: 2,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.99 : 5,329.53 = 2,093.55 : x
  2. Step 2: Convert to fraction form
    3,861.99/5,329.53 = 2,093.55/x
  3. Step 3: Cross multiply
    3,861.99x = 5,329.53 × 2,093.55
  4. Step 4: Simplify right side
    3,861.99x = 11,157,637.53
  5. Step 5: Solve for x
    x = 11,157,637.53/3,861.99
  6. Step 6: Final answer
    x = 2,889.09

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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.