Home / 11,378.04-17,074.74-3,982.56

Finding the Fourth Proportional to 11,378.04, 17,074.74 and 3,982.56

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Solution

The fourth proportional to 11,378.04, 17,074.74 and 3,982.56 is: 5,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.04 : 17,074.74 = 3,982.56 : x
  2. Step 2: Convert to fraction form
    11,378.04/17,074.74 = 3,982.56/x
  3. Step 3: Cross multiply
    11,378.04x = 17,074.74 × 3,982.56
  4. Step 4: Simplify right side
    11,378.04x = 68,001,176.53
  5. Step 5: Solve for x
    x = 68,001,176.53/11,378.04
  6. Step 6: Final answer
    x = 5,976.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.