Home / 11,232.90-16,849.40-2,912.33

Finding the Fourth Proportional to 11,232.90, 16,849.40 and 2,912.33

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Solution

The fourth proportional to 11,232.90, 16,849.40 and 2,912.33 is: 4,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.90 : 16,849.40 = 2,912.33 : x
  2. Step 2: Convert to fraction form
    11,232.90/16,849.40 = 2,912.33/x
  3. Step 3: Cross multiply
    11,232.90x = 16,849.40 × 2,912.33
  4. Step 4: Simplify right side
    11,232.90x = 49,071,013.10
  5. Step 5: Solve for x
    x = 49,071,013.10/11,232.90
  6. Step 6: Final answer
    x = 4,368.51

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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.