Home / 3,049.36-4,207.96-1,723.32

Finding the Fourth Proportional to 3,049.36, 4,207.96 and 1,723.32

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Solution

The fourth proportional to 3,049.36, 4,207.96 and 1,723.32 is: 2,378.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.36 : 4,207.96 = 1,723.32 : x
  2. Step 2: Convert to fraction form
    3,049.36/4,207.96 = 1,723.32/x
  3. Step 3: Cross multiply
    3,049.36x = 4,207.96 × 1,723.32
  4. Step 4: Simplify right side
    3,049.36x = 7,251,661.63
  5. Step 5: Solve for x
    x = 7,251,661.63/3,049.36
  6. Step 6: Final answer
    x = 2,378.09

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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.