Home / 7,213.66-10,821.83-2,284.54

Finding the Fourth Proportional to 7,213.66, 10,821.83 and 2,284.54

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Solution

The fourth proportional to 7,213.66, 10,821.83 and 2,284.54 is: 3,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.66 : 10,821.83 = 2,284.54 : x
  2. Step 2: Convert to fraction form
    7,213.66/10,821.83 = 2,284.54/x
  3. Step 3: Cross multiply
    7,213.66x = 10,821.83 × 2,284.54
  4. Step 4: Simplify right side
    7,213.66x = 24,722,903.51
  5. Step 5: Solve for x
    x = 24,722,903.51/7,213.66
  6. Step 6: Final answer
    x = 3,427.23

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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.