Home / 9,888.22-14,812.72-5,201.15

Finding the Fourth Proportional to 9,888.22, 14,812.72 and 5,201.15

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Solution

The fourth proportional to 9,888.22, 14,812.72 and 5,201.15 is: 7,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.22 : 14,812.72 = 5,201.15 : x
  2. Step 2: Convert to fraction form
    9,888.22/14,812.72 = 5,201.15/x
  3. Step 3: Cross multiply
    9,888.22x = 14,812.72 × 5,201.15
  4. Step 4: Simplify right side
    9,888.22x = 77,043,202.66
  5. Step 5: Solve for x
    x = 77,043,202.66/9,888.22
  6. Step 6: Final answer
    x = 7,791.41

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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.