Home / 5,906.25-8,859.57-3,129.16

Finding the Fourth Proportional to 5,906.25, 8,859.57 and 3,129.16

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Solution

The fourth proportional to 5,906.25, 8,859.57 and 3,129.16 is: 4,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.25 : 8,859.57 = 3,129.16 : x
  2. Step 2: Convert to fraction form
    5,906.25/8,859.57 = 3,129.16/x
  3. Step 3: Cross multiply
    5,906.25x = 8,859.57 × 3,129.16
  4. Step 4: Simplify right side
    5,906.25x = 27,723,012.06
  5. Step 5: Solve for x
    x = 27,723,012.06/5,906.25
  6. Step 6: Final answer
    x = 4,693.85

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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.