Home / 8,015.19-12,021.06-3,083.91

Finding the Fourth Proportional to 8,015.19, 12,021.06 and 3,083.91

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Solution

The fourth proportional to 8,015.19, 12,021.06 and 3,083.91 is: 4,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.19 : 12,021.06 = 3,083.91 : x
  2. Step 2: Convert to fraction form
    8,015.19/12,021.06 = 3,083.91/x
  3. Step 3: Cross multiply
    8,015.19x = 12,021.06 × 3,083.91
  4. Step 4: Simplify right side
    8,015.19x = 37,071,816.28
  5. Step 5: Solve for x
    x = 37,071,816.28/8,015.19
  6. Step 6: Final answer
    x = 4,625.20

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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.