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Finding the Fourth Proportional to 3,936.51, 5,897.23 and 3,804.63

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Solution

The fourth proportional to 3,936.51, 5,897.23 and 3,804.63 is: 5,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.51 : 5,897.23 = 3,804.63 : x
  2. Step 2: Convert to fraction form
    3,936.51/5,897.23 = 3,804.63/x
  3. Step 3: Cross multiply
    3,936.51x = 5,897.23 × 3,804.63
  4. Step 4: Simplify right side
    3,936.51x = 22,436,778.17
  5. Step 5: Solve for x
    x = 22,436,778.17/3,936.51
  6. Step 6: Final answer
    x = 5,699.66

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1.5x scale

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.