Home / 3,824.96-5,278.26-2,408.24

Finding the Fourth Proportional to 3,824.96, 5,278.26 and 2,408.24

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Solution

The fourth proportional to 3,824.96, 5,278.26 and 2,408.24 is: 3,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.96 : 5,278.26 = 2,408.24 : x
  2. Step 2: Convert to fraction form
    3,824.96/5,278.26 = 2,408.24/x
  3. Step 3: Cross multiply
    3,824.96x = 5,278.26 × 2,408.24
  4. Step 4: Simplify right side
    3,824.96x = 12,711,316.86
  5. Step 5: Solve for x
    x = 12,711,316.86/3,824.96
  6. Step 6: Final answer
    x = 3,323.25

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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.