Home / 2,848.49-4,266.82-2,640.86

Finding the Fourth Proportional to 2,848.49, 4,266.82 and 2,640.86

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Solution

The fourth proportional to 2,848.49, 4,266.82 and 2,640.86 is: 3,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.49 : 4,266.82 = 2,640.86 : x
  2. Step 2: Convert to fraction form
    2,848.49/4,266.82 = 2,640.86/x
  3. Step 3: Cross multiply
    2,848.49x = 4,266.82 × 2,640.86
  4. Step 4: Simplify right side
    2,848.49x = 11,268,074.27
  5. Step 5: Solve for x
    x = 11,268,074.27/2,848.49
  6. Step 6: Final answer
    x = 3,955.81

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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.