Home / 3,098.11-4,274.04-1,771.33

Finding the Fourth Proportional to 3,098.11, 4,274.04 and 1,771.33

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Solution

The fourth proportional to 3,098.11, 4,274.04 and 1,771.33 is: 2,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.11 : 4,274.04 = 1,771.33 : x
  2. Step 2: Convert to fraction form
    3,098.11/4,274.04 = 1,771.33/x
  3. Step 3: Cross multiply
    3,098.11x = 4,274.04 × 1,771.33
  4. Step 4: Simplify right side
    3,098.11x = 7,570,735.27
  5. Step 5: Solve for x
    x = 7,570,735.27/3,098.11
  6. Step 6: Final answer
    x = 2,443.66

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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.