Home / 3,058.49-4,218.26-1,996.17

Finding the Fourth Proportional to 3,058.49, 4,218.26 and 1,996.17

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Solution

The fourth proportional to 3,058.49, 4,218.26 and 1,996.17 is: 2,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.49 : 4,218.26 = 1,996.17 : x
  2. Step 2: Convert to fraction form
    3,058.49/4,218.26 = 1,996.17/x
  3. Step 3: Cross multiply
    3,058.49x = 4,218.26 × 1,996.17
  4. Step 4: Simplify right side
    3,058.49x = 8,420,354.08
  5. Step 5: Solve for x
    x = 8,420,354.08/3,058.49
  6. Step 6: Final answer
    x = 2,753.11

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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.