Home / 6,623.64-9,936.68-2,725.92

Finding the Fourth Proportional to 6,623.64, 9,936.68 and 2,725.92

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Solution

The fourth proportional to 6,623.64, 9,936.68 and 2,725.92 is: 4,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.64 : 9,936.68 = 2,725.92 : x
  2. Step 2: Convert to fraction form
    6,623.64/9,936.68 = 2,725.92/x
  3. Step 3: Cross multiply
    6,623.64x = 9,936.68 × 2,725.92
  4. Step 4: Simplify right side
    6,623.64x = 27,086,581.12
  5. Step 5: Solve for x
    x = 27,086,581.12/6,623.64
  6. Step 6: Final answer
    x = 4,089.38

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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.