Home / 3,514.16-5,272.32-1,323.92

Finding the Fourth Proportional to 3,514.16, 5,272.32 and 1,323.92

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Solution

The fourth proportional to 3,514.16, 5,272.32 and 1,323.92 is: 1,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.16 : 5,272.32 = 1,323.92 : x
  2. Step 2: Convert to fraction form
    3,514.16/5,272.32 = 1,323.92/x
  3. Step 3: Cross multiply
    3,514.16x = 5,272.32 × 1,323.92
  4. Step 4: Simplify right side
    3,514.16x = 6,980,129.89
  5. Step 5: Solve for x
    x = 6,980,129.89/3,514.16
  6. Step 6: Final answer
    x = 1,986.29

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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.