Home / 3,478.84-5,244.24-3,183.29

Finding the Fourth Proportional to 3,478.84, 5,244.24 and 3,183.29

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Solution

The fourth proportional to 3,478.84, 5,244.24 and 3,183.29 is: 4,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.84 : 5,244.24 = 3,183.29 : x
  2. Step 2: Convert to fraction form
    3,478.84/5,244.24 = 3,183.29/x
  3. Step 3: Cross multiply
    3,478.84x = 5,244.24 × 3,183.29
  4. Step 4: Simplify right side
    3,478.84x = 16,693,949.86
  5. Step 5: Solve for x
    x = 16,693,949.86/3,478.84
  6. Step 6: Final answer
    x = 4,798.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.