Home / 4,788.67-7,175.66-3,222.88

Finding the Fourth Proportional to 4,788.67, 7,175.66 and 3,222.88

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Solution

The fourth proportional to 4,788.67, 7,175.66 and 3,222.88 is: 4,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.67 : 7,175.66 = 3,222.88 : x
  2. Step 2: Convert to fraction form
    4,788.67/7,175.66 = 3,222.88/x
  3. Step 3: Cross multiply
    4,788.67x = 7,175.66 × 3,222.88
  4. Step 4: Simplify right side
    4,788.67x = 23,126,291.10
  5. Step 5: Solve for x
    x = 23,126,291.10/4,788.67
  6. Step 6: Final answer
    x = 4,829.38

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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.