Home / 7,231.64-10,847.39-3,722.63

Finding the Fourth Proportional to 7,231.64, 10,847.39 and 3,722.63

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Solution

The fourth proportional to 7,231.64, 10,847.39 and 3,722.63 is: 5,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.64 : 10,847.39 = 3,722.63 : x
  2. Step 2: Convert to fraction form
    7,231.64/10,847.39 = 3,722.63/x
  3. Step 3: Cross multiply
    7,231.64x = 10,847.39 × 3,722.63
  4. Step 4: Simplify right side
    7,231.64x = 40,380,746.59
  5. Step 5: Solve for x
    x = 40,380,746.59/7,231.64
  6. Step 6: Final answer
    x = 5,583.90

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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.