Home / 3,383.46-4,669.11-1,967.40

Finding the Fourth Proportional to 3,383.46, 4,669.11 and 1,967.40

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Solution

The fourth proportional to 3,383.46, 4,669.11 and 1,967.40 is: 2,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.46 : 4,669.11 = 1,967.40 : x
  2. Step 2: Convert to fraction form
    3,383.46/4,669.11 = 1,967.40/x
  3. Step 3: Cross multiply
    3,383.46x = 4,669.11 × 1,967.40
  4. Step 4: Simplify right side
    3,383.46x = 9,186,007.01
  5. Step 5: Solve for x
    x = 9,186,007.01/3,383.46
  6. Step 6: Final answer
    x = 2,714.97

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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.