Home / 3,194.63-4,790.03-1,319.08

Finding the Fourth Proportional to 3,194.63, 4,790.03 and 1,319.08

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Solution

The fourth proportional to 3,194.63, 4,790.03 and 1,319.08 is: 1,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.63 : 4,790.03 = 1,319.08 : x
  2. Step 2: Convert to fraction form
    3,194.63/4,790.03 = 1,319.08/x
  3. Step 3: Cross multiply
    3,194.63x = 4,790.03 × 1,319.08
  4. Step 4: Simplify right side
    3,194.63x = 6,318,424.10
  5. Step 5: Solve for x
    x = 6,318,424.10/3,194.63
  6. Step 6: Final answer
    x = 1,977.83

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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.