Home / 7,936.40-11,903.64-2,093.48

Finding the Fourth Proportional to 7,936.40, 11,903.64 and 2,093.48

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Solution

The fourth proportional to 7,936.40, 11,903.64 and 2,093.48 is: 3,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.40 : 11,903.64 = 2,093.48 : x
  2. Step 2: Convert to fraction form
    7,936.40/11,903.64 = 2,093.48/x
  3. Step 3: Cross multiply
    7,936.40x = 11,903.64 × 2,093.48
  4. Step 4: Simplify right side
    7,936.40x = 24,920,032.27
  5. Step 5: Solve for x
    x = 24,920,032.27/7,936.40
  6. Step 6: Final answer
    x = 3,139.97

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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.