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Finding the Fourth Proportional to 3,606.72, 4,979.04 and 2,723.04

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Solution

The fourth proportional to 3,606.72, 4,979.04 and 2,723.04 is: 3,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.72 : 4,979.04 = 2,723.04 : x
  2. Step 2: Convert to fraction form
    3,606.72/4,979.04 = 2,723.04/x
  3. Step 3: Cross multiply
    3,606.72x = 4,979.04 × 2,723.04
  4. Step 4: Simplify right side
    3,606.72x = 13,558,125.08
  5. Step 5: Solve for x
    x = 13,558,125.08/3,606.72
  6. Step 6: Final answer
    x = 3,759.13

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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.