Home / 2,769.03-3,821.58-1,590.09

Finding the Fourth Proportional to 2,769.03, 3,821.58 and 1,590.09

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Solution

The fourth proportional to 2,769.03, 3,821.58 and 1,590.09 is: 2,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.03 : 3,821.58 = 1,590.09 : x
  2. Step 2: Convert to fraction form
    2,769.03/3,821.58 = 1,590.09/x
  3. Step 3: Cross multiply
    2,769.03x = 3,821.58 × 1,590.09
  4. Step 4: Simplify right side
    2,769.03x = 6,076,656.14
  5. Step 5: Solve for x
    x = 6,076,656.14/2,769.03
  6. Step 6: Final answer
    x = 2,194.51

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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.