Home / 8,020.26-12,030.12-2,826

Finding the Fourth Proportional to 8,020.26, 12,030.12 and 2,826

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Solution

The fourth proportional to 8,020.26, 12,030.12 and 2,826 is: 4,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.26 : 12,030.12 = 2,826 : x
  2. Step 2: Convert to fraction form
    8,020.26/12,030.12 = 2,826/x
  3. Step 3: Cross multiply
    8,020.26x = 12,030.12 × 2,826
  4. Step 4: Simplify right side
    8,020.26x = 33,997,119.12
  5. Step 5: Solve for x
    x = 33,997,119.12/8,020.26
  6. Step 6: Final answer
    x = 4,238.90

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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.