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Finding the Fourth Proportional to 5,804.07, 8,705.07 and 2,640.77

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Solution

The fourth proportional to 5,804.07, 8,705.07 and 2,640.77 is: 3,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.07 : 8,705.07 = 2,640.77 : x
  2. Step 2: Convert to fraction form
    5,804.07/8,705.07 = 2,640.77/x
  3. Step 3: Cross multiply
    5,804.07x = 8,705.07 × 2,640.77
  4. Step 4: Simplify right side
    5,804.07x = 22,988,076.82
  5. Step 5: Solve for x
    x = 22,988,076.82/5,804.07
  6. Step 6: Final answer
    x = 3,960.68

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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.