Home / 5,947.47-8,918.39-2,198.03

Finding the Fourth Proportional to 5,947.47, 8,918.39 and 2,198.03

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Solution

The fourth proportional to 5,947.47, 8,918.39 and 2,198.03 is: 3,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.47 : 8,918.39 = 2,198.03 : x
  2. Step 2: Convert to fraction form
    5,947.47/8,918.39 = 2,198.03/x
  3. Step 3: Cross multiply
    5,947.47x = 8,918.39 × 2,198.03
  4. Step 4: Simplify right side
    5,947.47x = 19,602,849.67
  5. Step 5: Solve for x
    x = 19,602,849.67/5,947.47
  6. Step 6: Final answer
    x = 3,296.00

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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.