Home / 3,363.96-4,639.64-2,185.41

Finding the Fourth Proportional to 3,363.96, 4,639.64 and 2,185.41

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Solution

The fourth proportional to 3,363.96, 4,639.64 and 2,185.41 is: 3,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.96 : 4,639.64 = 2,185.41 : x
  2. Step 2: Convert to fraction form
    3,363.96/4,639.64 = 2,185.41/x
  3. Step 3: Cross multiply
    3,363.96x = 4,639.64 × 2,185.41
  4. Step 4: Simplify right side
    3,363.96x = 10,139,504.73
  5. Step 5: Solve for x
    x = 10,139,504.73/3,363.96
  6. Step 6: Final answer
    x = 3,014.16

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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.