Home / 2,764.14-3,810.48-2,099.84

Finding the Fourth Proportional to 2,764.14, 3,810.48 and 2,099.84

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Solution

The fourth proportional to 2,764.14, 3,810.48 and 2,099.84 is: 2,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.14 : 3,810.48 = 2,099.84 : x
  2. Step 2: Convert to fraction form
    2,764.14/3,810.48 = 2,099.84/x
  3. Step 3: Cross multiply
    2,764.14x = 3,810.48 × 2,099.84
  4. Step 4: Simplify right side
    2,764.14x = 8,001,384.03
  5. Step 5: Solve for x
    x = 8,001,384.03/2,764.14
  6. Step 6: Final answer
    x = 2,894.71

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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.