Home / 6,187.88-8,539.47-3,829.56

Finding the Fourth Proportional to 6,187.88, 8,539.47 and 3,829.56

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Solution

The fourth proportional to 6,187.88, 8,539.47 and 3,829.56 is: 5,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.88 : 8,539.47 = 3,829.56 : x
  2. Step 2: Convert to fraction form
    6,187.88/8,539.47 = 3,829.56/x
  3. Step 3: Cross multiply
    6,187.88x = 8,539.47 × 3,829.56
  4. Step 4: Simplify right side
    6,187.88x = 32,702,412.73
  5. Step 5: Solve for x
    x = 32,702,412.73/6,187.88
  6. Step 6: Final answer
    x = 5,284.92

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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.