Home / 7,440.52-11,160.73-1,893.82

Finding the Fourth Proportional to 7,440.52, 11,160.73 and 1,893.82

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Solution

The fourth proportional to 7,440.52, 11,160.73 and 1,893.82 is: 2,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.52 : 11,160.73 = 1,893.82 : x
  2. Step 2: Convert to fraction form
    7,440.52/11,160.73 = 1,893.82/x
  3. Step 3: Cross multiply
    7,440.52x = 11,160.73 × 1,893.82
  4. Step 4: Simplify right side
    7,440.52x = 21,136,413.69
  5. Step 5: Solve for x
    x = 21,136,413.69/7,440.52
  6. Step 6: Final answer
    x = 2,840.72

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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.