Home / 3,217.62-4,441.32-1,873.65

Finding the Fourth Proportional to 3,217.62, 4,441.32 and 1,873.65

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Solution

The fourth proportional to 3,217.62, 4,441.32 and 1,873.65 is: 2,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.62 : 4,441.32 = 1,873.65 : x
  2. Step 2: Convert to fraction form
    3,217.62/4,441.32 = 1,873.65/x
  3. Step 3: Cross multiply
    3,217.62x = 4,441.32 × 1,873.65
  4. Step 4: Simplify right side
    3,217.62x = 8,321,479.22
  5. Step 5: Solve for x
    x = 8,321,479.22/3,217.62
  6. Step 6: Final answer
    x = 2,586.22

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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.