Home / 6,190.22-9,276.60-3,418.14

Finding the Fourth Proportional to 6,190.22, 9,276.60 and 3,418.14

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Solution

The fourth proportional to 6,190.22, 9,276.60 and 3,418.14 is: 5,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.22 : 9,276.60 = 3,418.14 : x
  2. Step 2: Convert to fraction form
    6,190.22/9,276.60 = 3,418.14/x
  3. Step 3: Cross multiply
    6,190.22x = 9,276.60 × 3,418.14
  4. Step 4: Simplify right side
    6,190.22x = 31,708,717.52
  5. Step 5: Solve for x
    x = 31,708,717.52/6,190.22
  6. Step 6: Final answer
    x = 5,122.39

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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.