Home / 4,531.74-6,789.91-2,192.85

Finding the Fourth Proportional to 4,531.74, 6,789.91 and 2,192.85

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Solution

The fourth proportional to 4,531.74, 6,789.91 and 2,192.85 is: 3,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,531.74 : 6,789.91 = 2,192.85 : x
  2. Step 2: Convert to fraction form
    4,531.74/6,789.91 = 2,192.85/x
  3. Step 3: Cross multiply
    4,531.74x = 6,789.91 × 2,192.85
  4. Step 4: Simplify right side
    4,531.74x = 14,889,254.14
  5. Step 5: Solve for x
    x = 14,889,254.14/4,531.74
  6. Step 6: Final answer
    x = 3,285.55

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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.