Home / 2,208.93-3,048.33-1,214.31

Finding the Fourth Proportional to 2,208.93, 3,048.33 and 1,214.31

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Solution

The fourth proportional to 2,208.93, 3,048.33 and 1,214.31 is: 1,675.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.93 : 3,048.33 = 1,214.31 : x
  2. Step 2: Convert to fraction form
    2,208.93/3,048.33 = 1,214.31/x
  3. Step 3: Cross multiply
    2,208.93x = 3,048.33 × 1,214.31
  4. Step 4: Simplify right side
    2,208.93x = 3,701,617.60
  5. Step 5: Solve for x
    x = 3,701,617.60/2,208.93
  6. Step 6: Final answer
    x = 1,675.75

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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.