Home / 5,939.29-8,906.34-2,820.19

Finding the Fourth Proportional to 5,939.29, 8,906.34 and 2,820.19

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Solution

The fourth proportional to 5,939.29, 8,906.34 and 2,820.19 is: 4,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.29 : 8,906.34 = 2,820.19 : x
  2. Step 2: Convert to fraction form
    5,939.29/8,906.34 = 2,820.19/x
  3. Step 3: Cross multiply
    5,939.29x = 8,906.34 × 2,820.19
  4. Step 4: Simplify right side
    5,939.29x = 25,117,571.00
  5. Step 5: Solve for x
    x = 25,117,571.00/5,939.29
  6. Step 6: Final answer
    x = 4,229.05

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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.