Home / 3,101.96-4,646.26-1,456.04

Finding the Fourth Proportional to 3,101.96, 4,646.26 and 1,456.04

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Solution

The fourth proportional to 3,101.96, 4,646.26 and 1,456.04 is: 2,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.96 : 4,646.26 = 1,456.04 : x
  2. Step 2: Convert to fraction form
    3,101.96/4,646.26 = 1,456.04/x
  3. Step 3: Cross multiply
    3,101.96x = 4,646.26 × 1,456.04
  4. Step 4: Simplify right side
    3,101.96x = 6,765,153.85
  5. Step 5: Solve for x
    x = 6,765,153.85/3,101.96
  6. Step 6: Final answer
    x = 2,180.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.