Home / 3,092.85-4,268.07-1,695.60

Finding the Fourth Proportional to 3,092.85, 4,268.07 and 1,695.60

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Solution

The fourth proportional to 3,092.85, 4,268.07 and 1,695.60 is: 2,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.85 : 4,268.07 = 1,695.60 : x
  2. Step 2: Convert to fraction form
    3,092.85/4,268.07 = 1,695.60/x
  3. Step 3: Cross multiply
    3,092.85x = 4,268.07 × 1,695.60
  4. Step 4: Simplify right side
    3,092.85x = 7,236,939.49
  5. Step 5: Solve for x
    x = 7,236,939.49/3,092.85
  6. Step 6: Final answer
    x = 2,339.89

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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.