Home / 4,222.28-6,330.18-2,556.02

Finding the Fourth Proportional to 4,222.28, 6,330.18 and 2,556.02

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Solution

The fourth proportional to 4,222.28, 6,330.18 and 2,556.02 is: 3,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.28 : 6,330.18 = 2,556.02 : x
  2. Step 2: Convert to fraction form
    4,222.28/6,330.18 = 2,556.02/x
  3. Step 3: Cross multiply
    4,222.28x = 6,330.18 × 2,556.02
  4. Step 4: Simplify right side
    4,222.28x = 16,180,066.68
  5. Step 5: Solve for x
    x = 16,180,066.68/4,222.28
  6. Step 6: Final answer
    x = 3,832.07

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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.