Home / 3,174.23-4,758.77-1,326.73

Finding the Fourth Proportional to 3,174.23, 4,758.77 and 1,326.73

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Solution

The fourth proportional to 3,174.23, 4,758.77 and 1,326.73 is: 1,989.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.23 : 4,758.77 = 1,326.73 : x
  2. Step 2: Convert to fraction form
    3,174.23/4,758.77 = 1,326.73/x
  3. Step 3: Cross multiply
    3,174.23x = 4,758.77 × 1,326.73
  4. Step 4: Simplify right side
    3,174.23x = 6,313,572.49
  5. Step 5: Solve for x
    x = 6,313,572.49/3,174.23
  6. Step 6: Final answer
    x = 1,989.01

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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.