Home / 2,208.05-3,045.83-1,323.34

Finding the Fourth Proportional to 2,208.05, 3,045.83 and 1,323.34

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Solution

The fourth proportional to 2,208.05, 3,045.83 and 1,323.34 is: 1,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.05 : 3,045.83 = 1,323.34 : x
  2. Step 2: Convert to fraction form
    2,208.05/3,045.83 = 1,323.34/x
  3. Step 3: Cross multiply
    2,208.05x = 3,045.83 × 1,323.34
  4. Step 4: Simplify right side
    2,208.05x = 4,030,666.54
  5. Step 5: Solve for x
    x = 4,030,666.54/2,208.05
  6. Step 6: Final answer
    x = 1,825.44

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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.