Home / 4,023.87-5,553.28-2,255.81

Finding the Fourth Proportional to 4,023.87, 5,553.28 and 2,255.81

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Solution

The fourth proportional to 4,023.87, 5,553.28 and 2,255.81 is: 3,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.87 : 5,553.28 = 2,255.81 : x
  2. Step 2: Convert to fraction form
    4,023.87/5,553.28 = 2,255.81/x
  3. Step 3: Cross multiply
    4,023.87x = 5,553.28 × 2,255.81
  4. Step 4: Simplify right side
    4,023.87x = 12,527,144.56
  5. Step 5: Solve for x
    x = 12,527,144.56/4,023.87
  6. Step 6: Final answer
    x = 3,113.21

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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.