Home / 3,586.59-4,949.55-2,189.34

Finding the Fourth Proportional to 3,586.59, 4,949.55 and 2,189.34

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Solution

The fourth proportional to 3,586.59, 4,949.55 and 2,189.34 is: 3,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.59 : 4,949.55 = 2,189.34 : x
  2. Step 2: Convert to fraction form
    3,586.59/4,949.55 = 2,189.34/x
  3. Step 3: Cross multiply
    3,586.59x = 4,949.55 × 2,189.34
  4. Step 4: Simplify right side
    3,586.59x = 10,836,247.80
  5. Step 5: Solve for x
    x = 10,836,247.80/3,586.59
  6. Step 6: Final answer
    x = 3,021.32

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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.