Home / 7,623.64-11,439.10-3,466.60

Finding the Fourth Proportional to 7,623.64, 11,439.10 and 3,466.60

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Solution

The fourth proportional to 7,623.64, 11,439.10 and 3,466.60 is: 5,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.64 : 11,439.10 = 3,466.60 : x
  2. Step 2: Convert to fraction form
    7,623.64/11,439.10 = 3,466.60/x
  3. Step 3: Cross multiply
    7,623.64x = 11,439.10 × 3,466.60
  4. Step 4: Simplify right side
    7,623.64x = 39,654,784.06
  5. Step 5: Solve for x
    x = 39,654,784.06/7,623.64
  6. Step 6: Final answer
    x = 5,201.56

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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.