Home / 3,174.96-4,760.40-1,225.44

Finding the Fourth Proportional to 3,174.96, 4,760.40 and 1,225.44

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Solution

The fourth proportional to 3,174.96, 4,760.40 and 1,225.44 is: 1,837.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.96 : 4,760.40 = 1,225.44 : x
  2. Step 2: Convert to fraction form
    3,174.96/4,760.40 = 1,225.44/x
  3. Step 3: Cross multiply
    3,174.96x = 4,760.40 × 1,225.44
  4. Step 4: Simplify right side
    3,174.96x = 5,833,584.58
  5. Step 5: Solve for x
    x = 5,833,584.58/3,174.96
  6. Step 6: Final answer
    x = 1,837.37

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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.