Home / 3,704.88-5,555.52-1,107.12

Finding the Fourth Proportional to 3,704.88, 5,555.52 and 1,107.12

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Solution

The fourth proportional to 3,704.88, 5,555.52 and 1,107.12 is: 1,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.88 : 5,555.52 = 1,107.12 : x
  2. Step 2: Convert to fraction form
    3,704.88/5,555.52 = 1,107.12/x
  3. Step 3: Cross multiply
    3,704.88x = 5,555.52 × 1,107.12
  4. Step 4: Simplify right side
    3,704.88x = 6,150,627.30
  5. Step 5: Solve for x
    x = 6,150,627.30/3,704.88
  6. Step 6: Final answer
    x = 1,660.14

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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.