Home / 2,850.48-4,271.22-1,874.43

Finding the Fourth Proportional to 2,850.48, 4,271.22 and 1,874.43

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Solution

The fourth proportional to 2,850.48, 4,271.22 and 1,874.43 is: 2,808.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.48 : 4,271.22 = 1,874.43 : x
  2. Step 2: Convert to fraction form
    2,850.48/4,271.22 = 1,874.43/x
  3. Step 3: Cross multiply
    2,850.48x = 4,271.22 × 1,874.43
  4. Step 4: Simplify right side
    2,850.48x = 8,006,102.90
  5. Step 5: Solve for x
    x = 8,006,102.90/2,850.48
  6. Step 6: Final answer
    x = 2,808.69

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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.