Home / 5,221.05-7,204.10-3,451.67

Finding the Fourth Proportional to 5,221.05, 7,204.10 and 3,451.67

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Solution

The fourth proportional to 5,221.05, 7,204.10 and 3,451.67 is: 4,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.05 : 7,204.10 = 3,451.67 : x
  2. Step 2: Convert to fraction form
    5,221.05/7,204.10 = 3,451.67/x
  3. Step 3: Cross multiply
    5,221.05x = 7,204.10 × 3,451.67
  4. Step 4: Simplify right side
    5,221.05x = 24,866,175.85
  5. Step 5: Solve for x
    x = 24,866,175.85/5,221.05
  6. Step 6: Final answer
    x = 4,762.68

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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.