Home / 3,979.58-5,968.31-1,514.42

Finding the Fourth Proportional to 3,979.58, 5,968.31 and 1,514.42

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Solution

The fourth proportional to 3,979.58, 5,968.31 and 1,514.42 is: 2,271.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.58 : 5,968.31 = 1,514.42 : x
  2. Step 2: Convert to fraction form
    3,979.58/5,968.31 = 1,514.42/x
  3. Step 3: Cross multiply
    3,979.58x = 5,968.31 × 1,514.42
  4. Step 4: Simplify right side
    3,979.58x = 9,038,534.04
  5. Step 5: Solve for x
    x = 9,038,534.04/3,979.58
  6. Step 6: Final answer
    x = 2,271.23

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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.