Home / 4,941.33-7,412-1,243.56

Finding the Fourth Proportional to 4,941.33, 7,412 and 1,243.56

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Solution

The fourth proportional to 4,941.33, 7,412 and 1,243.56 is: 1,865.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.33 : 7,412 = 1,243.56 : x
  2. Step 2: Convert to fraction form
    4,941.33/7,412 = 1,243.56/x
  3. Step 3: Cross multiply
    4,941.33x = 7,412 × 1,243.56
  4. Step 4: Simplify right side
    4,941.33x = 9,217,266.72
  5. Step 5: Solve for x
    x = 9,217,266.72/4,941.33
  6. Step 6: Final answer
    x = 1,865.34

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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.