Home / 8,644.23-12,969.08-3,097.44

Finding the Fourth Proportional to 8,644.23, 12,969.08 and 3,097.44

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Solution

The fourth proportional to 8,644.23, 12,969.08 and 3,097.44 is: 4,647.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644.23 : 12,969.08 = 3,097.44 : x
  2. Step 2: Convert to fraction form
    8,644.23/12,969.08 = 3,097.44/x
  3. Step 3: Cross multiply
    8,644.23x = 12,969.08 × 3,097.44
  4. Step 4: Simplify right side
    8,644.23x = 40,170,947.16
  5. Step 5: Solve for x
    x = 40,170,947.16/8,644.23
  6. Step 6: Final answer
    x = 4,647.14

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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.