Home / 6,736.64-10,104.32-1,872.64

Finding the Fourth Proportional to 6,736.64, 10,104.32 and 1,872.64

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Solution

The fourth proportional to 6,736.64, 10,104.32 and 1,872.64 is: 2,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.64 : 10,104.32 = 1,872.64 : x
  2. Step 2: Convert to fraction form
    6,736.64/10,104.32 = 1,872.64/x
  3. Step 3: Cross multiply
    6,736.64x = 10,104.32 × 1,872.64
  4. Step 4: Simplify right side
    6,736.64x = 18,921,753.80
  5. Step 5: Solve for x
    x = 18,921,753.80/6,736.64
  6. Step 6: Final answer
    x = 2,808.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.