Home / 2,769.01-3,821.82-1,590.73

Finding the Fourth Proportional to 2,769.01, 3,821.82 and 1,590.73

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Solution

The fourth proportional to 2,769.01, 3,821.82 and 1,590.73 is: 2,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.01 : 3,821.82 = 1,590.73 : x
  2. Step 2: Convert to fraction form
    2,769.01/3,821.82 = 1,590.73/x
  3. Step 3: Cross multiply
    2,769.01x = 3,821.82 × 1,590.73
  4. Step 4: Simplify right side
    2,769.01x = 6,079,474.17
  5. Step 5: Solve for x
    x = 6,079,474.17/2,769.01
  6. Step 6: Final answer
    x = 2,195.54

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1.5x scale

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.