Home / 3,483.29-5,224.48-1,290.37

Finding the Fourth Proportional to 3,483.29, 5,224.48 and 1,290.37

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Solution

The fourth proportional to 3,483.29, 5,224.48 and 1,290.37 is: 1,935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.29 : 5,224.48 = 1,290.37 : x
  2. Step 2: Convert to fraction form
    3,483.29/5,224.48 = 1,290.37/x
  3. Step 3: Cross multiply
    3,483.29x = 5,224.48 × 1,290.37
  4. Step 4: Simplify right side
    3,483.29x = 6,741,512.26
  5. Step 5: Solve for x
    x = 6,741,512.26/3,483.29
  6. Step 6: Final answer
    x = 1,935.39

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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.