Home / 2,739.93-4,107.46-1,008.15

Finding the Fourth Proportional to 2,739.93, 4,107.46 and 1,008.15

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Solution

The fourth proportional to 2,739.93, 4,107.46 and 1,008.15 is: 1,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.93 : 4,107.46 = 1,008.15 : x
  2. Step 2: Convert to fraction form
    2,739.93/4,107.46 = 1,008.15/x
  3. Step 3: Cross multiply
    2,739.93x = 4,107.46 × 1,008.15
  4. Step 4: Simplify right side
    2,739.93x = 4,140,935.80
  5. Step 5: Solve for x
    x = 4,140,935.80/2,739.93
  6. Step 6: Final answer
    x = 1,511.33

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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.