Home / 3,571.90-5,346.18-3,230.89

Finding the Fourth Proportional to 3,571.90, 5,346.18 and 3,230.89

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Solution

The fourth proportional to 3,571.90, 5,346.18 and 3,230.89 is: 4,835.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.90 : 5,346.18 = 3,230.89 : x
  2. Step 2: Convert to fraction form
    3,571.90/5,346.18 = 3,230.89/x
  3. Step 3: Cross multiply
    3,571.90x = 5,346.18 × 3,230.89
  4. Step 4: Simplify right side
    3,571.90x = 17,272,906.13
  5. Step 5: Solve for x
    x = 17,272,906.13/3,571.90
  6. Step 6: Final answer
    x = 4,835.78

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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.