Home / 3,969.23-5,953.89-1,503.38

Finding the Fourth Proportional to 3,969.23, 5,953.89 and 1,503.38

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Solution

The fourth proportional to 3,969.23, 5,953.89 and 1,503.38 is: 2,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969.23 : 5,953.89 = 1,503.38 : x
  2. Step 2: Convert to fraction form
    3,969.23/5,953.89 = 1,503.38/x
  3. Step 3: Cross multiply
    3,969.23x = 5,953.89 × 1,503.38
  4. Step 4: Simplify right side
    3,969.23x = 8,950,959.15
  5. Step 5: Solve for x
    x = 8,950,959.15/3,969.23
  6. Step 6: Final answer
    x = 2,255.09

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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.