Home / 3,299.14-4,555.88-2,122.26

Finding the Fourth Proportional to 3,299.14, 4,555.88 and 2,122.26

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Solution

The fourth proportional to 3,299.14, 4,555.88 and 2,122.26 is: 2,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.14 : 4,555.88 = 2,122.26 : x
  2. Step 2: Convert to fraction form
    3,299.14/4,555.88 = 2,122.26/x
  3. Step 3: Cross multiply
    3,299.14x = 4,555.88 × 2,122.26
  4. Step 4: Simplify right side
    3,299.14x = 9,668,761.89
  5. Step 5: Solve for x
    x = 9,668,761.89/3,299.14
  6. Step 6: Final answer
    x = 2,930.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.