Home / 2,979.12-4,467.77-2,060.58

Finding the Fourth Proportional to 2,979.12, 4,467.77 and 2,060.58

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Solution

The fourth proportional to 2,979.12, 4,467.77 and 2,060.58 is: 3,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.12 : 4,467.77 = 2,060.58 : x
  2. Step 2: Convert to fraction form
    2,979.12/4,467.77 = 2,060.58/x
  3. Step 3: Cross multiply
    2,979.12x = 4,467.77 × 2,060.58
  4. Step 4: Simplify right side
    2,979.12x = 9,206,194.93
  5. Step 5: Solve for x
    x = 9,206,194.93/2,979.12
  6. Step 6: Final answer
    x = 3,090.24

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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.