Home / 8,018.36-12,029.36-3,637.07

Finding the Fourth Proportional to 8,018.36, 12,029.36 and 3,637.07

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Solution

The fourth proportional to 8,018.36, 12,029.36 and 3,637.07 is: 5,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.36 : 12,029.36 = 3,637.07 : x
  2. Step 2: Convert to fraction form
    8,018.36/12,029.36 = 3,637.07/x
  3. Step 3: Cross multiply
    8,018.36x = 12,029.36 × 3,637.07
  4. Step 4: Simplify right side
    8,018.36x = 43,751,546.04
  5. Step 5: Solve for x
    x = 43,751,546.04/8,018.36
  6. Step 6: Final answer
    x = 5,456.42

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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.