Home / 2,841.76-4,266.60-1,874.08

Finding the Fourth Proportional to 2,841.76, 4,266.60 and 1,874.08

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Solution

The fourth proportional to 2,841.76, 4,266.60 and 1,874.08 is: 2,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.76 : 4,266.60 = 1,874.08 : x
  2. Step 2: Convert to fraction form
    2,841.76/4,266.60 = 1,874.08/x
  3. Step 3: Cross multiply
    2,841.76x = 4,266.60 × 1,874.08
  4. Step 4: Simplify right side
    2,841.76x = 7,995,949.73
  5. Step 5: Solve for x
    x = 7,995,949.73/2,841.76
  6. Step 6: Final answer
    x = 2,813.73

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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.