Home / 3,979.10-5,967.24-1,514.60

Finding the Fourth Proportional to 3,979.10, 5,967.24 and 1,514.60

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Solution

The fourth proportional to 3,979.10, 5,967.24 and 1,514.60 is: 2,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.10 : 5,967.24 = 1,514.60 : x
  2. Step 2: Convert to fraction form
    3,979.10/5,967.24 = 1,514.60/x
  3. Step 3: Cross multiply
    3,979.10x = 5,967.24 × 1,514.60
  4. Step 4: Simplify right side
    3,979.10x = 9,037,981.70
  5. Step 5: Solve for x
    x = 9,037,981.70/3,979.10
  6. Step 6: Final answer
    x = 2,271.36

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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.