Home / 2,965.77-4,092.44-1,639.26

Finding the Fourth Proportional to 2,965.77, 4,092.44 and 1,639.26

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Solution

The fourth proportional to 2,965.77, 4,092.44 and 1,639.26 is: 2,262.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.77 : 4,092.44 = 1,639.26 : x
  2. Step 2: Convert to fraction form
    2,965.77/4,092.44 = 1,639.26/x
  3. Step 3: Cross multiply
    2,965.77x = 4,092.44 × 1,639.26
  4. Step 4: Simplify right side
    2,965.77x = 6,708,556.83
  5. Step 5: Solve for x
    x = 6,708,556.83/2,965.77
  6. Step 6: Final answer
    x = 2,262.00

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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.