Home / 3,585.85-4,949.50-2,169.54

Finding the Fourth Proportional to 3,585.85, 4,949.50 and 2,169.54

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Solution

The fourth proportional to 3,585.85, 4,949.50 and 2,169.54 is: 2,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.85 : 4,949.50 = 2,169.54 : x
  2. Step 2: Convert to fraction form
    3,585.85/4,949.50 = 2,169.54/x
  3. Step 3: Cross multiply
    3,585.85x = 4,949.50 × 2,169.54
  4. Step 4: Simplify right side
    3,585.85x = 10,738,138.23
  5. Step 5: Solve for x
    x = 10,738,138.23/3,585.85
  6. Step 6: Final answer
    x = 2,994.59

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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.