Home / 2,933.70-4,040.73-2,185.26

Finding the Fourth Proportional to 2,933.70, 4,040.73 and 2,185.26

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Solution

The fourth proportional to 2,933.70, 4,040.73 and 2,185.26 is: 3,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.70 : 4,040.73 = 2,185.26 : x
  2. Step 2: Convert to fraction form
    2,933.70/4,040.73 = 2,185.26/x
  3. Step 3: Cross multiply
    2,933.70x = 4,040.73 × 2,185.26
  4. Step 4: Simplify right side
    2,933.70x = 8,830,045.64
  5. Step 5: Solve for x
    x = 8,830,045.64/2,933.70
  6. Step 6: Final answer
    x = 3,009.87

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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.