Home / 3,151.56-4,728.26-1,301.73

Finding the Fourth Proportional to 3,151.56, 4,728.26 and 1,301.73

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Solution

The fourth proportional to 3,151.56, 4,728.26 and 1,301.73 is: 1,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.56 : 4,728.26 = 1,301.73 : x
  2. Step 2: Convert to fraction form
    3,151.56/4,728.26 = 1,301.73/x
  3. Step 3: Cross multiply
    3,151.56x = 4,728.26 × 1,301.73
  4. Step 4: Simplify right side
    3,151.56x = 6,154,917.89
  5. Step 5: Solve for x
    x = 6,154,917.89/3,151.56
  6. Step 6: Final answer
    x = 1,952.97

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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.