Home / 7,318.58-10,971.38-2,933.03

Finding the Fourth Proportional to 7,318.58, 10,971.38 and 2,933.03

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Solution

The fourth proportional to 7,318.58, 10,971.38 and 2,933.03 is: 4,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.58 : 10,971.38 = 2,933.03 : x
  2. Step 2: Convert to fraction form
    7,318.58/10,971.38 = 2,933.03/x
  3. Step 3: Cross multiply
    7,318.58x = 10,971.38 × 2,933.03
  4. Step 4: Simplify right side
    7,318.58x = 32,179,421.44
  5. Step 5: Solve for x
    x = 32,179,421.44/7,318.58
  6. Step 6: Final answer
    x = 4,396.95

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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.