Home / 6,551.03-9,039.01-3,897.92

Finding the Fourth Proportional to 6,551.03, 9,039.01 and 3,897.92

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Solution

The fourth proportional to 6,551.03, 9,039.01 and 3,897.92 is: 5,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.03 : 9,039.01 = 3,897.92 : x
  2. Step 2: Convert to fraction form
    6,551.03/9,039.01 = 3,897.92/x
  3. Step 3: Cross multiply
    6,551.03x = 9,039.01 × 3,897.92
  4. Step 4: Simplify right side
    6,551.03x = 35,233,292.66
  5. Step 5: Solve for x
    x = 35,233,292.66/6,551.03
  6. Step 6: Final answer
    x = 5,378.29

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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.