Home / 3,092.09-4,268.90-2,031.55

Finding the Fourth Proportional to 3,092.09, 4,268.90 and 2,031.55

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Solution

The fourth proportional to 3,092.09, 4,268.90 and 2,031.55 is: 2,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.09 : 4,268.90 = 2,031.55 : x
  2. Step 2: Convert to fraction form
    3,092.09/4,268.90 = 2,031.55/x
  3. Step 3: Cross multiply
    3,092.09x = 4,268.90 × 2,031.55
  4. Step 4: Simplify right side
    3,092.09x = 8,672,452.29
  5. Step 5: Solve for x
    x = 8,672,452.29/3,092.09
  6. Step 6: Final answer
    x = 2,804.72

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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.