Home / 3,744.66-5,167.28-3,618.84

Finding the Fourth Proportional to 3,744.66, 5,167.28 and 3,618.84

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Solution

The fourth proportional to 3,744.66, 5,167.28 and 3,618.84 is: 4,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.66 : 5,167.28 = 3,618.84 : x
  2. Step 2: Convert to fraction form
    3,744.66/5,167.28 = 3,618.84/x
  3. Step 3: Cross multiply
    3,744.66x = 5,167.28 × 3,618.84
  4. Step 4: Simplify right side
    3,744.66x = 18,699,559.56
  5. Step 5: Solve for x
    x = 18,699,559.56/3,744.66
  6. Step 6: Final answer
    x = 4,993.66

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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.