Home / 3,514.03-5,266.98-1,321.36

Finding the Fourth Proportional to 3,514.03, 5,266.98 and 1,321.36

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Solution

The fourth proportional to 3,514.03, 5,266.98 and 1,321.36 is: 1,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.03 : 5,266.98 = 1,321.36 : x
  2. Step 2: Convert to fraction form
    3,514.03/5,266.98 = 1,321.36/x
  3. Step 3: Cross multiply
    3,514.03x = 5,266.98 × 1,321.36
  4. Step 4: Simplify right side
    3,514.03x = 6,959,550.36
  5. Step 5: Solve for x
    x = 6,959,550.36/3,514.03
  6. Step 6: Final answer
    x = 1,980.51

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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.