Home / 2,093.18-2,888.70-1,209.27

Finding the Fourth Proportional to 2,093.18, 2,888.70 and 1,209.27

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Solution

The fourth proportional to 2,093.18, 2,888.70 and 1,209.27 is: 1,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.18 : 2,888.70 = 1,209.27 : x
  2. Step 2: Convert to fraction form
    2,093.18/2,888.70 = 1,209.27/x
  3. Step 3: Cross multiply
    2,093.18x = 2,888.70 × 1,209.27
  4. Step 4: Simplify right side
    2,093.18x = 3,493,218.25
  5. Step 5: Solve for x
    x = 3,493,218.25/2,093.18
  6. Step 6: Final answer
    x = 1,668.86

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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.