Home / 5,306.21-7,959.26-3,226.79

Finding the Fourth Proportional to 5,306.21, 7,959.26 and 3,226.79

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Solution

The fourth proportional to 5,306.21, 7,959.26 and 3,226.79 is: 4,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.21 : 7,959.26 = 3,226.79 : x
  2. Step 2: Convert to fraction form
    5,306.21/7,959.26 = 3,226.79/x
  3. Step 3: Cross multiply
    5,306.21x = 7,959.26 × 3,226.79
  4. Step 4: Simplify right side
    5,306.21x = 25,682,843.77
  5. Step 5: Solve for x
    x = 25,682,843.77/5,306.21
  6. Step 6: Final answer
    x = 4,840.15

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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.