Home / 3,150.54-4,722.33-1,300.64

Finding the Fourth Proportional to 3,150.54, 4,722.33 and 1,300.64

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Solution

The fourth proportional to 3,150.54, 4,722.33 and 1,300.64 is: 1,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.54 : 4,722.33 = 1,300.64 : x
  2. Step 2: Convert to fraction form
    3,150.54/4,722.33 = 1,300.64/x
  3. Step 3: Cross multiply
    3,150.54x = 4,722.33 × 1,300.64
  4. Step 4: Simplify right side
    3,150.54x = 6,142,027.68
  5. Step 5: Solve for x
    x = 6,142,027.68/3,150.54
  6. Step 6: Final answer
    x = 1,949.52

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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.