Home / 7,135.35-10,704.56-3,625.83

Finding the Fourth Proportional to 7,135.35, 10,704.56 and 3,625.83

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Solution

The fourth proportional to 7,135.35, 10,704.56 and 3,625.83 is: 5,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.35 : 10,704.56 = 3,625.83 : x
  2. Step 2: Convert to fraction form
    7,135.35/10,704.56 = 3,625.83/x
  3. Step 3: Cross multiply
    7,135.35x = 10,704.56 × 3,625.83
  4. Step 4: Simplify right side
    7,135.35x = 38,812,896.66
  5. Step 5: Solve for x
    x = 38,812,896.66/7,135.35
  6. Step 6: Final answer
    x = 5,439.52

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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.