Home / 4,190.20-5,782.83-2,697.19

Finding the Fourth Proportional to 4,190.20, 5,782.83 and 2,697.19

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Solution

The fourth proportional to 4,190.20, 5,782.83 and 2,697.19 is: 3,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.20 : 5,782.83 = 2,697.19 : x
  2. Step 2: Convert to fraction form
    4,190.20/5,782.83 = 2,697.19/x
  3. Step 3: Cross multiply
    4,190.20x = 5,782.83 × 2,697.19
  4. Step 4: Simplify right side
    4,190.20x = 15,597,391.25
  5. Step 5: Solve for x
    x = 15,597,391.25/4,190.20
  6. Step 6: Final answer
    x = 3,722.35

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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.