Home / 3,175.81-4,759.61-2,739.77

Finding the Fourth Proportional to 3,175.81, 4,759.61 and 2,739.77

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Solution

The fourth proportional to 3,175.81, 4,759.61 and 2,739.77 is: 4,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.81 : 4,759.61 = 2,739.77 : x
  2. Step 2: Convert to fraction form
    3,175.81/4,759.61 = 2,739.77/x
  3. Step 3: Cross multiply
    3,175.81x = 4,759.61 × 2,739.77
  4. Step 4: Simplify right side
    3,175.81x = 13,040,259.23
  5. Step 5: Solve for x
    x = 13,040,259.23/3,175.81
  6. Step 6: Final answer
    x = 4,106.12

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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.