Home / 6,107.54-9,153.97-3,147.39

Finding the Fourth Proportional to 6,107.54, 9,153.97 and 3,147.39

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Solution

The fourth proportional to 6,107.54, 9,153.97 and 3,147.39 is: 4,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.54 : 9,153.97 = 3,147.39 : x
  2. Step 2: Convert to fraction form
    6,107.54/9,153.97 = 3,147.39/x
  3. Step 3: Cross multiply
    6,107.54x = 9,153.97 × 3,147.39
  4. Step 4: Simplify right side
    6,107.54x = 28,811,105.77
  5. Step 5: Solve for x
    x = 28,811,105.77/6,107.54
  6. Step 6: Final answer
    x = 4,717.31

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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.