Home / 4,131.61-6,209.26-3,851.55

Finding the Fourth Proportional to 4,131.61, 6,209.26 and 3,851.55

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Solution

The fourth proportional to 4,131.61, 6,209.26 and 3,851.55 is: 5,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.61 : 6,209.26 = 3,851.55 : x
  2. Step 2: Convert to fraction form
    4,131.61/6,209.26 = 3,851.55/x
  3. Step 3: Cross multiply
    4,131.61x = 6,209.26 × 3,851.55
  4. Step 4: Simplify right side
    4,131.61x = 23,915,265.72
  5. Step 5: Solve for x
    x = 23,915,265.72/4,131.61
  6. Step 6: Final answer
    x = 5,788.37

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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.