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Finding the Fourth Proportional to 9,273.32, 12,797.22 and 5,081.64

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Solution

The fourth proportional to 9,273.32, 12,797.22 and 5,081.64 is: 7,012.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.32 : 12,797.22 = 5,081.64 : x
  2. Step 2: Convert to fraction form
    9,273.32/12,797.22 = 5,081.64/x
  3. Step 3: Cross multiply
    9,273.32x = 12,797.22 × 5,081.64
  4. Step 4: Simplify right side
    9,273.32x = 65,030,865.04
  5. Step 5: Solve for x
    x = 65,030,865.04/9,273.32
  6. Step 6: Final answer
    x = 7,012.68

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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.