Home / 3,586.88-4,949.79-1,993.53

Finding the Fourth Proportional to 3,586.88, 4,949.79 and 1,993.53

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Solution

The fourth proportional to 3,586.88, 4,949.79 and 1,993.53 is: 2,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.88 : 4,949.79 = 1,993.53 : x
  2. Step 2: Convert to fraction form
    3,586.88/4,949.79 = 1,993.53/x
  3. Step 3: Cross multiply
    3,586.88x = 4,949.79 × 1,993.53
  4. Step 4: Simplify right side
    3,586.88x = 9,867,554.86
  5. Step 5: Solve for x
    x = 9,867,554.86/3,586.88
  6. Step 6: Final answer
    x = 2,751.02

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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.