Home / 2,481.13-3,423.96-1,433.19

Finding the Fourth Proportional to 2,481.13, 3,423.96 and 1,433.19

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Solution

The fourth proportional to 2,481.13, 3,423.96 and 1,433.19 is: 1,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.13 : 3,423.96 = 1,433.19 : x
  2. Step 2: Convert to fraction form
    2,481.13/3,423.96 = 1,433.19/x
  3. Step 3: Cross multiply
    2,481.13x = 3,423.96 × 1,433.19
  4. Step 4: Simplify right side
    2,481.13x = 4,907,178.07
  5. Step 5: Solve for x
    x = 4,907,178.07/2,481.13
  6. Step 6: Final answer
    x = 1,977.80

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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.