Home / 2,739.87-4,107.77-1,095.16

Finding the Fourth Proportional to 2,739.87, 4,107.77 and 1,095.16

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Solution

The fourth proportional to 2,739.87, 4,107.77 and 1,095.16 is: 1,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.87 : 4,107.77 = 1,095.16 : x
  2. Step 2: Convert to fraction form
    2,739.87/4,107.77 = 1,095.16/x
  3. Step 3: Cross multiply
    2,739.87x = 4,107.77 × 1,095.16
  4. Step 4: Simplify right side
    2,739.87x = 4,498,673.27
  5. Step 5: Solve for x
    x = 4,498,673.27/2,739.87
  6. Step 6: Final answer
    x = 1,641.93

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1.5x scale

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.