Home / 3,269.08-4,900.86-1,418.80

Finding the Fourth Proportional to 3,269.08, 4,900.86 and 1,418.80

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Solution

The fourth proportional to 3,269.08, 4,900.86 and 1,418.80 is: 2,126.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.08 : 4,900.86 = 1,418.80 : x
  2. Step 2: Convert to fraction form
    3,269.08/4,900.86 = 1,418.80/x
  3. Step 3: Cross multiply
    3,269.08x = 4,900.86 × 1,418.80
  4. Step 4: Simplify right side
    3,269.08x = 6,953,308.57
  5. Step 5: Solve for x
    x = 6,953,308.57/3,269.08
  6. Step 6: Final answer
    x = 2,126.99

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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.