Home / 8,494.23-12,731.73-4,325.43

Finding the Fourth Proportional to 8,494.23, 12,731.73 and 4,325.43

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Solution

The fourth proportional to 8,494.23, 12,731.73 and 4,325.43 is: 6,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.23 : 12,731.73 = 4,325.43 : x
  2. Step 2: Convert to fraction form
    8,494.23/12,731.73 = 4,325.43/x
  3. Step 3: Cross multiply
    8,494.23x = 12,731.73 × 4,325.43
  4. Step 4: Simplify right side
    8,494.23x = 55,070,198.78
  5. Step 5: Solve for x
    x = 55,070,198.78/8,494.23
  6. Step 6: Final answer
    x = 6,483.25

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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.