Home / 5,270.69-7,906.05-3,622.25

Finding the Fourth Proportional to 5,270.69, 7,906.05 and 3,622.25

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Solution

The fourth proportional to 5,270.69, 7,906.05 and 3,622.25 is: 5,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.69 : 7,906.05 = 3,622.25 : x
  2. Step 2: Convert to fraction form
    5,270.69/7,906.05 = 3,622.25/x
  3. Step 3: Cross multiply
    5,270.69x = 7,906.05 × 3,622.25
  4. Step 4: Simplify right side
    5,270.69x = 28,637,709.38
  5. Step 5: Solve for x
    x = 28,637,709.38/5,270.69
  6. Step 6: Final answer
    x = 5,433.39

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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.