Home / 3,271.08-4,504.20-2,819.10

Finding the Fourth Proportional to 3,271.08, 4,504.20 and 2,819.10

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Solution

The fourth proportional to 3,271.08, 4,504.20 and 2,819.10 is: 3,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.08 : 4,504.20 = 2,819.10 : x
  2. Step 2: Convert to fraction form
    3,271.08/4,504.20 = 2,819.10/x
  3. Step 3: Cross multiply
    3,271.08x = 4,504.20 × 2,819.10
  4. Step 4: Simplify right side
    3,271.08x = 12,697,790.22
  5. Step 5: Solve for x
    x = 12,697,790.22/3,271.08
  6. Step 6: Final answer
    x = 3,881.83

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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.