Home / 3,449.67-4,760.60-2,122.59

Finding the Fourth Proportional to 3,449.67, 4,760.60 and 2,122.59

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Solution

The fourth proportional to 3,449.67, 4,760.60 and 2,122.59 is: 2,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.67 : 4,760.60 = 2,122.59 : x
  2. Step 2: Convert to fraction form
    3,449.67/4,760.60 = 2,122.59/x
  3. Step 3: Cross multiply
    3,449.67x = 4,760.60 × 2,122.59
  4. Step 4: Simplify right side
    3,449.67x = 10,104,791.34
  5. Step 5: Solve for x
    x = 10,104,791.34/3,449.67
  6. Step 6: Final answer
    x = 2,929.21

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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.