Home / 9,229.36-12,736.56-5,037.64

Finding the Fourth Proportional to 9,229.36, 12,736.56 and 5,037.64

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Solution

The fourth proportional to 9,229.36, 12,736.56 and 5,037.64 is: 6,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,229.36 : 12,736.56 = 5,037.64 : x
  2. Step 2: Convert to fraction form
    9,229.36/12,736.56 = 5,037.64/x
  3. Step 3: Cross multiply
    9,229.36x = 12,736.56 × 5,037.64
  4. Step 4: Simplify right side
    9,229.36x = 64,162,204.12
  5. Step 5: Solve for x
    x = 64,162,204.12/9,229.36
  6. Step 6: Final answer
    x = 6,951.97

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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.