Home / 8,021.92-12,026.37-3,345.43

Finding the Fourth Proportional to 8,021.92, 12,026.37 and 3,345.43

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Solution

The fourth proportional to 8,021.92, 12,026.37 and 3,345.43 is: 5,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.92 : 12,026.37 = 3,345.43 : x
  2. Step 2: Convert to fraction form
    8,021.92/12,026.37 = 3,345.43/x
  3. Step 3: Cross multiply
    8,021.92x = 12,026.37 × 3,345.43
  4. Step 4: Simplify right side
    8,021.92x = 40,233,378.99
  5. Step 5: Solve for x
    x = 40,233,378.99/8,021.92
  6. Step 6: Final answer
    x = 5,015.43

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1.5x scale

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.