Home / 2,431.14-3,644.09-1,179.08

Finding the Fourth Proportional to 2,431.14, 3,644.09 and 1,179.08

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Solution

The fourth proportional to 2,431.14, 3,644.09 and 1,179.08 is: 1,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.14 : 3,644.09 = 1,179.08 : x
  2. Step 2: Convert to fraction form
    2,431.14/3,644.09 = 1,179.08/x
  3. Step 3: Cross multiply
    2,431.14x = 3,644.09 × 1,179.08
  4. Step 4: Simplify right side
    2,431.14x = 4,296,677.86
  5. Step 5: Solve for x
    x = 4,296,677.86/2,431.14
  6. Step 6: Final answer
    x = 1,767.35

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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.