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Finding the Fourth Proportional to 3,029.48, 4,544.33 and 838.38

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Solution

The fourth proportional to 3,029.48, 4,544.33 and 838.38 is: 1,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.48 : 4,544.33 = 838.38 : x
  2. Step 2: Convert to fraction form
    3,029.48/4,544.33 = 838.38/x
  3. Step 3: Cross multiply
    3,029.48x = 4,544.33 × 838.38
  4. Step 4: Simplify right side
    3,029.48x = 3,809,852.66
  5. Step 5: Solve for x
    x = 3,809,852.66/3,029.48
  6. Step 6: Final answer
    x = 1,257.59

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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.