Home / 3,092.08-4,268.90-1,974.76

Finding the Fourth Proportional to 3,092.08, 4,268.90 and 1,974.76

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Solution

The fourth proportional to 3,092.08, 4,268.90 and 1,974.76 is: 2,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.08 : 4,268.90 = 1,974.76 : x
  2. Step 2: Convert to fraction form
    3,092.08/4,268.90 = 1,974.76/x
  3. Step 3: Cross multiply
    3,092.08x = 4,268.90 × 1,974.76
  4. Step 4: Simplify right side
    3,092.08x = 8,430,052.96
  5. Step 5: Solve for x
    x = 8,430,052.96/3,092.08
  6. Step 6: Final answer
    x = 2,726.34

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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.