Home / 4,869.22-7,293.30-3,020.80

Finding the Fourth Proportional to 4,869.22, 7,293.30 and 3,020.80

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Solution

The fourth proportional to 4,869.22, 7,293.30 and 3,020.80 is: 4,524.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.22 : 7,293.30 = 3,020.80 : x
  2. Step 2: Convert to fraction form
    4,869.22/7,293.30 = 3,020.80/x
  3. Step 3: Cross multiply
    4,869.22x = 7,293.30 × 3,020.80
  4. Step 4: Simplify right side
    4,869.22x = 22,031,600.64
  5. Step 5: Solve for x
    x = 22,031,600.64/4,869.22
  6. Step 6: Final answer
    x = 4,524.67

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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.