Home / 2,271.03-3,407.99-1,231.74

Finding the Fourth Proportional to 2,271.03, 3,407.99 and 1,231.74

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Solution

The fourth proportional to 2,271.03, 3,407.99 and 1,231.74 is: 1,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.03 : 3,407.99 = 1,231.74 : x
  2. Step 2: Convert to fraction form
    2,271.03/3,407.99 = 1,231.74/x
  3. Step 3: Cross multiply
    2,271.03x = 3,407.99 × 1,231.74
  4. Step 4: Simplify right side
    2,271.03x = 4,197,751.44
  5. Step 5: Solve for x
    x = 4,197,751.44/2,271.03
  6. Step 6: Final answer
    x = 1,848.39

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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.