Home / 3,383.40-4,669.41-1,967.25

Finding the Fourth Proportional to 3,383.40, 4,669.41 and 1,967.25

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Solution

The fourth proportional to 3,383.40, 4,669.41 and 1,967.25 is: 2,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.40 : 4,669.41 = 1,967.25 : x
  2. Step 2: Convert to fraction form
    3,383.40/4,669.41 = 1,967.25/x
  3. Step 3: Cross multiply
    3,383.40x = 4,669.41 × 1,967.25
  4. Step 4: Simplify right side
    3,383.40x = 9,185,896.82
  5. Step 5: Solve for x
    x = 9,185,896.82/3,383.40
  6. Step 6: Final answer
    x = 2,714.99

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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.