Home / 2,841.24-3,919.35-1,817.27

Finding the Fourth Proportional to 2,841.24, 3,919.35 and 1,817.27

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Solution

The fourth proportional to 2,841.24, 3,919.35 and 1,817.27 is: 2,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.24 : 3,919.35 = 1,817.27 : x
  2. Step 2: Convert to fraction form
    2,841.24/3,919.35 = 1,817.27/x
  3. Step 3: Cross multiply
    2,841.24x = 3,919.35 × 1,817.27
  4. Step 4: Simplify right side
    2,841.24x = 7,122,497.58
  5. Step 5: Solve for x
    x = 7,122,497.58/2,841.24
  6. Step 6: Final answer
    x = 2,506.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.