Home / 2,040.23-3,056.69-1,161.79

Finding the Fourth Proportional to 2,040.23, 3,056.69 and 1,161.79

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Solution

The fourth proportional to 2,040.23, 3,056.69 and 1,161.79 is: 1,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.23 : 3,056.69 = 1,161.79 : x
  2. Step 2: Convert to fraction form
    2,040.23/3,056.69 = 1,161.79/x
  3. Step 3: Cross multiply
    2,040.23x = 3,056.69 × 1,161.79
  4. Step 4: Simplify right side
    2,040.23x = 3,551,227.14
  5. Step 5: Solve for x
    x = 3,551,227.14/2,040.23
  6. Step 6: Final answer
    x = 1,740.60

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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.