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Finding the Fourth Proportional to 4,243.67, 6,365.54 and 1,744.22

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Solution

The fourth proportional to 4,243.67, 6,365.54 and 1,744.22 is: 2,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.67 : 6,365.54 = 1,744.22 : x
  2. Step 2: Convert to fraction form
    4,243.67/6,365.54 = 1,744.22/x
  3. Step 3: Cross multiply
    4,243.67x = 6,365.54 × 1,744.22
  4. Step 4: Simplify right side
    4,243.67x = 11,102,922.45
  5. Step 5: Solve for x
    x = 11,102,922.45/4,243.67
  6. Step 6: Final answer
    x = 2,616.35

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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.