Home / 6,103.12-8,422.29-3,308.62

Finding the Fourth Proportional to 6,103.12, 8,422.29 and 3,308.62

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Solution

The fourth proportional to 6,103.12, 8,422.29 and 3,308.62 is: 4,565.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.12 : 8,422.29 = 3,308.62 : x
  2. Step 2: Convert to fraction form
    6,103.12/8,422.29 = 3,308.62/x
  3. Step 3: Cross multiply
    6,103.12x = 8,422.29 × 3,308.62
  4. Step 4: Simplify right side
    6,103.12x = 27,866,157.14
  5. Step 5: Solve for x
    x = 27,866,157.14/6,103.12
  6. Step 6: Final answer
    x = 4,565.89

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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.