Home / 5,733.32-7,912.79-3,181.65

Finding the Fourth Proportional to 5,733.32, 7,912.79 and 3,181.65

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Solution

The fourth proportional to 5,733.32, 7,912.79 and 3,181.65 is: 4,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,733.32 : 7,912.79 = 3,181.65 : x
  2. Step 2: Convert to fraction form
    5,733.32/7,912.79 = 3,181.65/x
  3. Step 3: Cross multiply
    5,733.32x = 7,912.79 × 3,181.65
  4. Step 4: Simplify right side
    5,733.32x = 25,175,672.83
  5. Step 5: Solve for x
    x = 25,175,672.83/5,733.32
  6. Step 6: Final answer
    x = 4,391.12

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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.