Home / 3,299.08-4,551.24-2,119.72

Finding the Fourth Proportional to 3,299.08, 4,551.24 and 2,119.72

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Solution

The fourth proportional to 3,299.08, 4,551.24 and 2,119.72 is: 2,924.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.08 : 4,551.24 = 2,119.72 : x
  2. Step 2: Convert to fraction form
    3,299.08/4,551.24 = 2,119.72/x
  3. Step 3: Cross multiply
    3,299.08x = 4,551.24 × 2,119.72
  4. Step 4: Simplify right side
    3,299.08x = 9,647,354.45
  5. Step 5: Solve for x
    x = 9,647,354.45/3,299.08
  6. Step 6: Final answer
    x = 2,924.26

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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.