Home / 8,394.13-11,583.90-4,617.54

Finding the Fourth Proportional to 8,394.13, 11,583.90 and 4,617.54

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Solution

The fourth proportional to 8,394.13, 11,583.90 and 4,617.54 is: 6,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.13 : 11,583.90 = 4,617.54 : x
  2. Step 2: Convert to fraction form
    8,394.13/11,583.90 = 4,617.54/x
  3. Step 3: Cross multiply
    8,394.13x = 11,583.90 × 4,617.54
  4. Step 4: Simplify right side
    8,394.13x = 53,489,121.61
  5. Step 5: Solve for x
    x = 53,489,121.61/8,394.13
  6. Step 6: Final answer
    x = 6,372.21

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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.