Home / 4,194.72-6,288.84-2,808

Finding the Fourth Proportional to 4,194.72, 6,288.84 and 2,808

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Solution

The fourth proportional to 4,194.72, 6,288.84 and 2,808 is: 4,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.72 : 6,288.84 = 2,808 : x
  2. Step 2: Convert to fraction form
    4,194.72/6,288.84 = 2,808/x
  3. Step 3: Cross multiply
    4,194.72x = 6,288.84 × 2,808
  4. Step 4: Simplify right side
    4,194.72x = 17,659,062.72
  5. Step 5: Solve for x
    x = 17,659,062.72/4,194.72
  6. Step 6: Final answer
    x = 4,209.83

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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.