Home / 8,021.14-12,033.23-3,638.95

Finding the Fourth Proportional to 8,021.14, 12,033.23 and 3,638.95

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Solution

The fourth proportional to 8,021.14, 12,033.23 and 3,638.95 is: 5,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.14 : 12,033.23 = 3,638.95 : x
  2. Step 2: Convert to fraction form
    8,021.14/12,033.23 = 3,638.95/x
  3. Step 3: Cross multiply
    8,021.14x = 12,033.23 × 3,638.95
  4. Step 4: Simplify right side
    8,021.14x = 43,788,322.31
  5. Step 5: Solve for x
    x = 43,788,322.31/8,021.14
  6. Step 6: Final answer
    x = 5,459.11

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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.