Home / 5,499.40-8,257.20-4,268.20

Finding the Fourth Proportional to 5,499.40, 8,257.20 and 4,268.20

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Solution

The fourth proportional to 5,499.40, 8,257.20 and 4,268.20 is: 6,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.40 : 8,257.20 = 4,268.20 : x
  2. Step 2: Convert to fraction form
    5,499.40/8,257.20 = 4,268.20/x
  3. Step 3: Cross multiply
    5,499.40x = 8,257.20 × 4,268.20
  4. Step 4: Simplify right side
    5,499.40x = 35,243,381.04
  5. Step 5: Solve for x
    x = 35,243,381.04/5,499.40
  6. Step 6: Final answer
    x = 6,408.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.