Home / 7,226.02-9,971.94-3,914.02

Finding the Fourth Proportional to 7,226.02, 9,971.94 and 3,914.02

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Solution

The fourth proportional to 7,226.02, 9,971.94 and 3,914.02 is: 5,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.02 : 9,971.94 = 3,914.02 : x
  2. Step 2: Convert to fraction form
    7,226.02/9,971.94 = 3,914.02/x
  3. Step 3: Cross multiply
    7,226.02x = 9,971.94 × 3,914.02
  4. Step 4: Simplify right side
    7,226.02x = 39,030,372.60
  5. Step 5: Solve for x
    x = 39,030,372.60/7,226.02
  6. Step 6: Final answer
    x = 5,401.37

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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.