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Finding the Fourth Proportional to 9,271.97, 12,796.00 and 5,737.23

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Solution

The fourth proportional to 9,271.97, 12,796.00 and 5,737.23 is: 7,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.97 : 12,796.00 = 5,737.23 : x
  2. Step 2: Convert to fraction form
    9,271.97/12,796.00 = 5,737.23/x
  3. Step 3: Cross multiply
    9,271.97x = 12,796.00 × 5,737.23
  4. Step 4: Simplify right side
    9,271.97x = 73,413,596.87
  5. Step 5: Solve for x
    x = 73,413,596.87/9,271.97
  6. Step 6: Final answer
    x = 7,917.80

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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.