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Finding the Fourth Proportional to 6,258.52, 8,637.74 and 3,739.83

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Solution

The fourth proportional to 6,258.52, 8,637.74 and 3,739.83 is: 5,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.52 : 8,637.74 = 3,739.83 : x
  2. Step 2: Convert to fraction form
    6,258.52/8,637.74 = 3,739.83/x
  3. Step 3: Cross multiply
    6,258.52x = 8,637.74 × 3,739.83
  4. Step 4: Simplify right side
    6,258.52x = 32,303,679.18
  5. Step 5: Solve for x
    x = 32,303,679.18/6,258.52
  6. Step 6: Final answer
    x = 5,161.55

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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.