Home / 3,174.09-4,758.04-1,325.73

Finding the Fourth Proportional to 3,174.09, 4,758.04 and 1,325.73

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Solution

The fourth proportional to 3,174.09, 4,758.04 and 1,325.73 is: 1,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.09 : 4,758.04 = 1,325.73 : x
  2. Step 2: Convert to fraction form
    3,174.09/4,758.04 = 1,325.73/x
  3. Step 3: Cross multiply
    3,174.09x = 4,758.04 × 1,325.73
  4. Step 4: Simplify right side
    3,174.09x = 6,307,873.05
  5. Step 5: Solve for x
    x = 6,307,873.05/3,174.09
  6. Step 6: Final answer
    x = 1,987.30

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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.