Home / 6,728.22-9,284.24-3,743.58

Finding the Fourth Proportional to 6,728.22, 9,284.24 and 3,743.58

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Solution

The fourth proportional to 6,728.22, 9,284.24 and 3,743.58 is: 5,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.22 : 9,284.24 = 3,743.58 : x
  2. Step 2: Convert to fraction form
    6,728.22/9,284.24 = 3,743.58/x
  3. Step 3: Cross multiply
    6,728.22x = 9,284.24 × 3,743.58
  4. Step 4: Simplify right side
    6,728.22x = 34,756,295.18
  5. Step 5: Solve for x
    x = 34,756,295.18/6,728.22
  6. Step 6: Final answer
    x = 5,165.75

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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.