Home / 5,450.64-7,524.30-3,683.28

Finding the Fourth Proportional to 5,450.64, 7,524.30 and 3,683.28

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Solution

The fourth proportional to 5,450.64, 7,524.30 and 3,683.28 is: 5,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.64 : 7,524.30 = 3,683.28 : x
  2. Step 2: Convert to fraction form
    5,450.64/7,524.30 = 3,683.28/x
  3. Step 3: Cross multiply
    5,450.64x = 7,524.30 × 3,683.28
  4. Step 4: Simplify right side
    5,450.64x = 27,714,103.70
  5. Step 5: Solve for x
    x = 27,714,103.70/5,450.64
  6. Step 6: Final answer
    x = 5,084.56

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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.