Home / 3,398.14-5,085.06-2,662.66

Finding the Fourth Proportional to 3,398.14, 5,085.06 and 2,662.66

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Solution

The fourth proportional to 3,398.14, 5,085.06 and 2,662.66 is: 3,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.14 : 5,085.06 = 2,662.66 : x
  2. Step 2: Convert to fraction form
    3,398.14/5,085.06 = 2,662.66/x
  3. Step 3: Cross multiply
    3,398.14x = 5,085.06 × 2,662.66
  4. Step 4: Simplify right side
    3,398.14x = 13,539,785.86
  5. Step 5: Solve for x
    x = 13,539,785.86/3,398.14
  6. Step 6: Final answer
    x = 3,984.47

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1.5x scale

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.