Home / 3,175.72-4,764.83-2,299.32

Finding the Fourth Proportional to 3,175.72, 4,764.83 and 2,299.32

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Solution

The fourth proportional to 3,175.72, 4,764.83 and 2,299.32 is: 3,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.72 : 4,764.83 = 2,299.32 : x
  2. Step 2: Convert to fraction form
    3,175.72/4,764.83 = 2,299.32/x
  3. Step 3: Cross multiply
    3,175.72x = 4,764.83 × 2,299.32
  4. Step 4: Simplify right side
    3,175.72x = 10,955,868.92
  5. Step 5: Solve for x
    x = 10,955,868.92/3,175.72
  6. Step 6: Final answer
    x = 3,449.89

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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.