Home / 6,731.28-9,296.97-4,489.50

Finding the Fourth Proportional to 6,731.28, 9,296.97 and 4,489.50

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Solution

The fourth proportional to 6,731.28, 9,296.97 and 4,489.50 is: 6,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.28 : 9,296.97 = 4,489.50 : x
  2. Step 2: Convert to fraction form
    6,731.28/9,296.97 = 4,489.50/x
  3. Step 3: Cross multiply
    6,731.28x = 9,296.97 × 4,489.50
  4. Step 4: Simplify right side
    6,731.28x = 41,738,746.82
  5. Step 5: Solve for x
    x = 41,738,746.82/6,731.28
  6. Step 6: Final answer
    x = 6,200.71

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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.