Home / 3,300.33-4,950.39-1,109.01

Finding the Fourth Proportional to 3,300.33, 4,950.39 and 1,109.01

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Solution

The fourth proportional to 3,300.33, 4,950.39 and 1,109.01 is: 1,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.33 : 4,950.39 = 1,109.01 : x
  2. Step 2: Convert to fraction form
    3,300.33/4,950.39 = 1,109.01/x
  3. Step 3: Cross multiply
    3,300.33x = 4,950.39 × 1,109.01
  4. Step 4: Simplify right side
    3,300.33x = 5,490,032.01
  5. Step 5: Solve for x
    x = 5,490,032.01/3,300.33
  6. Step 6: Final answer
    x = 1,663.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.