Home / 3,388.75-5,083.37-1,048.45

Finding the Fourth Proportional to 3,388.75, 5,083.37 and 1,048.45

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Solution

The fourth proportional to 3,388.75, 5,083.37 and 1,048.45 is: 1,572.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.75 : 5,083.37 = 1,048.45 : x
  2. Step 2: Convert to fraction form
    3,388.75/5,083.37 = 1,048.45/x
  3. Step 3: Cross multiply
    3,388.75x = 5,083.37 × 1,048.45
  4. Step 4: Simplify right side
    3,388.75x = 5,329,657.31
  5. Step 5: Solve for x
    x = 5,329,657.31/3,388.75
  6. Step 6: Final answer
    x = 1,572.75

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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.