Home / 7,384.67-11,074.30-2,453.39

Finding the Fourth Proportional to 7,384.67, 11,074.30 and 2,453.39

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Solution

The fourth proportional to 7,384.67, 11,074.30 and 2,453.39 is: 3,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.67 : 11,074.30 = 2,453.39 : x
  2. Step 2: Convert to fraction form
    7,384.67/11,074.30 = 2,453.39/x
  3. Step 3: Cross multiply
    7,384.67x = 11,074.30 × 2,453.39
  4. Step 4: Simplify right side
    7,384.67x = 27,169,576.88
  5. Step 5: Solve for x
    x = 27,169,576.88/7,384.67
  6. Step 6: Final answer
    x = 3,679.19

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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.