Home / 3,092.77-4,268.09-1,676.49

Finding the Fourth Proportional to 3,092.77, 4,268.09 and 1,676.49

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Solution

The fourth proportional to 3,092.77, 4,268.09 and 1,676.49 is: 2,313.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.77 : 4,268.09 = 1,676.49 : x
  2. Step 2: Convert to fraction form
    3,092.77/4,268.09 = 1,676.49/x
  3. Step 3: Cross multiply
    3,092.77x = 4,268.09 × 1,676.49
  4. Step 4: Simplify right side
    3,092.77x = 7,155,410.20
  5. Step 5: Solve for x
    x = 7,155,410.20/3,092.77
  6. Step 6: Final answer
    x = 2,313.59

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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.