Home / 2,208.48-3,050.81-2,091.84

Finding the Fourth Proportional to 2,208.48, 3,050.81 and 2,091.84

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Solution

The fourth proportional to 2,208.48, 3,050.81 and 2,091.84 is: 2,889.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.48 : 3,050.81 = 2,091.84 : x
  2. Step 2: Convert to fraction form
    2,208.48/3,050.81 = 2,091.84/x
  3. Step 3: Cross multiply
    2,208.48x = 3,050.81 × 2,091.84
  4. Step 4: Simplify right side
    2,208.48x = 6,381,806.39
  5. Step 5: Solve for x
    x = 6,381,806.39/2,208.48
  6. Step 6: Final answer
    x = 2,889.68

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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.