Home / 4,521.36-6,789.72-4,326.96

Finding the Fourth Proportional to 4,521.36, 6,789.72 and 4,326.96

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Solution

The fourth proportional to 4,521.36, 6,789.72 and 4,326.96 is: 6,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.36 : 6,789.72 = 4,326.96 : x
  2. Step 2: Convert to fraction form
    4,521.36/6,789.72 = 4,326.96/x
  3. Step 3: Cross multiply
    4,521.36x = 6,789.72 × 4,326.96
  4. Step 4: Simplify right side
    4,521.36x = 29,378,846.85
  5. Step 5: Solve for x
    x = 29,378,846.85/4,521.36
  6. Step 6: Final answer
    x = 6,497.79

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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.