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Finding the Fourth Proportional to 6,757.92, 9,323.36 and 4,993.76

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Solution

The fourth proportional to 6,757.92, 9,323.36 and 4,993.76 is: 6,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.92 : 9,323.36 = 4,993.76 : x
  2. Step 2: Convert to fraction form
    6,757.92/9,323.36 = 4,993.76/x
  3. Step 3: Cross multiply
    6,757.92x = 9,323.36 × 4,993.76
  4. Step 4: Simplify right side
    6,757.92x = 46,558,622.23
  5. Step 5: Solve for x
    x = 46,558,622.23/6,757.92
  6. Step 6: Final answer
    x = 6,889.49

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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.