Home / 3,474.12-4,789.98-2,293.32

Finding the Fourth Proportional to 3,474.12, 4,789.98 and 2,293.32

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Solution

The fourth proportional to 3,474.12, 4,789.98 and 2,293.32 is: 3,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.12 : 4,789.98 = 2,293.32 : x
  2. Step 2: Convert to fraction form
    3,474.12/4,789.98 = 2,293.32/x
  3. Step 3: Cross multiply
    3,474.12x = 4,789.98 × 2,293.32
  4. Step 4: Simplify right side
    3,474.12x = 10,984,956.93
  5. Step 5: Solve for x
    x = 10,984,956.93/3,474.12
  6. Step 6: Final answer
    x = 3,161.94

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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.