Home / 3,217.32-4,433.83-2,578.53

Finding the Fourth Proportional to 3,217.32, 4,433.83 and 2,578.53

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Solution

The fourth proportional to 3,217.32, 4,433.83 and 2,578.53 is: 3,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.32 : 4,433.83 = 2,578.53 : x
  2. Step 2: Convert to fraction form
    3,217.32/4,433.83 = 2,578.53/x
  3. Step 3: Cross multiply
    3,217.32x = 4,433.83 × 2,578.53
  4. Step 4: Simplify right side
    3,217.32x = 11,432,763.67
  5. Step 5: Solve for x
    x = 11,432,763.67/3,217.32
  6. Step 6: Final answer
    x = 3,553.51

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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.