Home / 3,245.86-4,866.39-1,296.58

Finding the Fourth Proportional to 3,245.86, 4,866.39 and 1,296.58

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Solution

The fourth proportional to 3,245.86, 4,866.39 and 1,296.58 is: 1,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.86 : 4,866.39 = 1,296.58 : x
  2. Step 2: Convert to fraction form
    3,245.86/4,866.39 = 1,296.58/x
  3. Step 3: Cross multiply
    3,245.86x = 4,866.39 × 1,296.58
  4. Step 4: Simplify right side
    3,245.86x = 6,309,663.95
  5. Step 5: Solve for x
    x = 6,309,663.95/3,245.86
  6. Step 6: Final answer
    x = 1,943.91

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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.