Home / 4,769.80-6,582.39-3,091.88

Finding the Fourth Proportional to 4,769.80, 6,582.39 and 3,091.88

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Solution

The fourth proportional to 4,769.80, 6,582.39 and 3,091.88 is: 4,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.80 : 6,582.39 = 3,091.88 : x
  2. Step 2: Convert to fraction form
    4,769.80/6,582.39 = 3,091.88/x
  3. Step 3: Cross multiply
    4,769.80x = 6,582.39 × 3,091.88
  4. Step 4: Simplify right side
    4,769.80x = 20,351,959.99
  5. Step 5: Solve for x
    x = 20,351,959.99/4,769.80
  6. Step 6: Final answer
    x = 4,266.84

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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.