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Finding the Fourth Proportional to 6,551.02, 9,039.01 and 3,897.91

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Solution

The fourth proportional to 6,551.02, 9,039.01 and 3,897.91 is: 5,378.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.02 : 9,039.01 = 3,897.91 : x
  2. Step 2: Convert to fraction form
    6,551.02/9,039.01 = 3,897.91/x
  3. Step 3: Cross multiply
    6,551.02x = 9,039.01 × 3,897.91
  4. Step 4: Simplify right side
    6,551.02x = 35,233,247.47
  5. Step 5: Solve for x
    x = 35,233,247.47/6,551.02
  6. Step 6: Final answer
    x = 5,378.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.