Home / 4,824.29-7,230.85-2,221.76

Finding the Fourth Proportional to 4,824.29, 7,230.85 and 2,221.76

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Solution

The fourth proportional to 4,824.29, 7,230.85 and 2,221.76 is: 3,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.29 : 7,230.85 = 2,221.76 : x
  2. Step 2: Convert to fraction form
    4,824.29/7,230.85 = 2,221.76/x
  3. Step 3: Cross multiply
    4,824.29x = 7,230.85 × 2,221.76
  4. Step 4: Simplify right side
    4,824.29x = 16,065,213.30
  5. Step 5: Solve for x
    x = 16,065,213.30/4,824.29
  6. Step 6: Final answer
    x = 3,330.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.