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Finding the Fourth Proportional to 6,243.84, 9,365.16 and 2,083.68

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Solution

The fourth proportional to 6,243.84, 9,365.16 and 2,083.68 is: 3,125.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.84 : 9,365.16 = 2,083.68 : x
  2. Step 2: Convert to fraction form
    6,243.84/9,365.16 = 2,083.68/x
  3. Step 3: Cross multiply
    6,243.84x = 9,365.16 × 2,083.68
  4. Step 4: Simplify right side
    6,243.84x = 19,513,996.59
  5. Step 5: Solve for x
    x = 19,513,996.59/6,243.84
  6. Step 6: Final answer
    x = 3,125.32

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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.