Home / 3,310.07-4,562.33-2,129.09

Finding the Fourth Proportional to 3,310.07, 4,562.33 and 2,129.09

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Solution

The fourth proportional to 3,310.07, 4,562.33 and 2,129.09 is: 2,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.07 : 4,562.33 = 2,129.09 : x
  2. Step 2: Convert to fraction form
    3,310.07/4,562.33 = 2,129.09/x
  3. Step 3: Cross multiply
    3,310.07x = 4,562.33 × 2,129.09
  4. Step 4: Simplify right side
    3,310.07x = 9,713,577.72
  5. Step 5: Solve for x
    x = 9,713,577.72/3,310.07
  6. Step 6: Final answer
    x = 2,934.56

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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.