Home / 8,231.18-12,344.57-2,307.74

Finding the Fourth Proportional to 8,231.18, 12,344.57 and 2,307.74

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Solution

The fourth proportional to 8,231.18, 12,344.57 and 2,307.74 is: 3,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.18 : 12,344.57 = 2,307.74 : x
  2. Step 2: Convert to fraction form
    8,231.18/12,344.57 = 2,307.74/x
  3. Step 3: Cross multiply
    8,231.18x = 12,344.57 × 2,307.74
  4. Step 4: Simplify right side
    8,231.18x = 28,488,015.57
  5. Step 5: Solve for x
    x = 28,488,015.57/8,231.18
  6. Step 6: Final answer
    x = 3,460.99

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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.