Home / 2,698.03-4,047.22-849.22

Finding the Fourth Proportional to 2,698.03, 4,047.22 and 849.22

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Solution

The fourth proportional to 2,698.03, 4,047.22 and 849.22 is: 1,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.03 : 4,047.22 = 849.22 : x
  2. Step 2: Convert to fraction form
    2,698.03/4,047.22 = 849.22/x
  3. Step 3: Cross multiply
    2,698.03x = 4,047.22 × 849.22
  4. Step 4: Simplify right side
    2,698.03x = 3,436,980.17
  5. Step 5: Solve for x
    x = 3,436,980.17/2,698.03
  6. Step 6: Final answer
    x = 1,273.89

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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.