Home / 3,426.94-5,148.61-2,196.75

Finding the Fourth Proportional to 3,426.94, 5,148.61 and 2,196.75

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Solution

The fourth proportional to 3,426.94, 5,148.61 and 2,196.75 is: 3,300.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.94 : 5,148.61 = 2,196.75 : x
  2. Step 2: Convert to fraction form
    3,426.94/5,148.61 = 2,196.75/x
  3. Step 3: Cross multiply
    3,426.94x = 5,148.61 × 2,196.75
  4. Step 4: Simplify right side
    3,426.94x = 11,310,203.53
  5. Step 5: Solve for x
    x = 11,310,203.53/3,426.94
  6. Step 6: Final answer
    x = 3,300.38

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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.