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Finding the Fourth Proportional to 6,772.68, 9,325.53 and 5,928.66

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Solution

The fourth proportional to 6,772.68, 9,325.53 and 5,928.66 is: 8,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.68 : 9,325.53 = 5,928.66 : x
  2. Step 2: Convert to fraction form
    6,772.68/9,325.53 = 5,928.66/x
  3. Step 3: Cross multiply
    6,772.68x = 9,325.53 × 5,928.66
  4. Step 4: Simplify right side
    6,772.68x = 55,287,896.69
  5. Step 5: Solve for x
    x = 55,287,896.69/6,772.68
  6. Step 6: Final answer
    x = 8,163.37

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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.