Home / 8,297.98-12,442.65-2,453.80

Finding the Fourth Proportional to 8,297.98, 12,442.65 and 2,453.80

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Solution

The fourth proportional to 8,297.98, 12,442.65 and 2,453.80 is: 3,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.98 : 12,442.65 = 2,453.80 : x
  2. Step 2: Convert to fraction form
    8,297.98/12,442.65 = 2,453.80/x
  3. Step 3: Cross multiply
    8,297.98x = 12,442.65 × 2,453.80
  4. Step 4: Simplify right side
    8,297.98x = 30,531,774.57
  5. Step 5: Solve for x
    x = 30,531,774.57/8,297.98
  6. Step 6: Final answer
    x = 3,679.42

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Why These Related Problems?

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