Home / 3,366.43-4,646.44-2,185.45

Finding the Fourth Proportional to 3,366.43, 4,646.44 and 2,185.45

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Solution

The fourth proportional to 3,366.43, 4,646.44 and 2,185.45 is: 3,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.43 : 4,646.44 = 2,185.45 : x
  2. Step 2: Convert to fraction form
    3,366.43/4,646.44 = 2,185.45/x
  3. Step 3: Cross multiply
    3,366.43x = 4,646.44 × 2,185.45
  4. Step 4: Simplify right side
    3,366.43x = 10,154,553.41
  5. Step 5: Solve for x
    x = 10,154,553.41/3,366.43
  6. Step 6: Final answer
    x = 3,016.42

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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.