Home / 3,370.44-4,654.07-2,113.61

Finding the Fourth Proportional to 3,370.44, 4,654.07 and 2,113.61

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Solution

The fourth proportional to 3,370.44, 4,654.07 and 2,113.61 is: 2,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.44 : 4,654.07 = 2,113.61 : x
  2. Step 2: Convert to fraction form
    3,370.44/4,654.07 = 2,113.61/x
  3. Step 3: Cross multiply
    3,370.44x = 4,654.07 × 2,113.61
  4. Step 4: Simplify right side
    3,370.44x = 9,836,855.05
  5. Step 5: Solve for x
    x = 9,836,855.05/3,370.44
  6. Step 6: Final answer
    x = 2,918.57

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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.