Home / 3,771.54-5,619.96-3,594.78

Finding the Fourth Proportional to 3,771.54, 5,619.96 and 3,594.78

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Solution

The fourth proportional to 3,771.54, 5,619.96 and 3,594.78 is: 5,356.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.54 : 5,619.96 = 3,594.78 : x
  2. Step 2: Convert to fraction form
    3,771.54/5,619.96 = 3,594.78/x
  3. Step 3: Cross multiply
    3,771.54x = 5,619.96 × 3,594.78
  4. Step 4: Simplify right side
    3,771.54x = 20,202,519.81
  5. Step 5: Solve for x
    x = 20,202,519.81/3,771.54
  6. Step 6: Final answer
    x = 5,356.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.