Home / 2,739.80-4,106.61-1,350.19

Finding the Fourth Proportional to 2,739.80, 4,106.61 and 1,350.19

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Solution

The fourth proportional to 2,739.80, 4,106.61 and 1,350.19 is: 2,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.80 : 4,106.61 = 1,350.19 : x
  2. Step 2: Convert to fraction form
    2,739.80/4,106.61 = 1,350.19/x
  3. Step 3: Cross multiply
    2,739.80x = 4,106.61 × 1,350.19
  4. Step 4: Simplify right side
    2,739.80x = 5,544,703.76
  5. Step 5: Solve for x
    x = 5,544,703.76/2,739.80
  6. Step 6: Final answer
    x = 2,023.77

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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.