Home / 8,018.68-12,028.10-2,175.36

Finding the Fourth Proportional to 8,018.68, 12,028.10 and 2,175.36

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Solution

The fourth proportional to 8,018.68, 12,028.10 and 2,175.36 is: 3,263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.68 : 12,028.10 = 2,175.36 : x
  2. Step 2: Convert to fraction form
    8,018.68/12,028.10 = 2,175.36/x
  3. Step 3: Cross multiply
    8,018.68x = 12,028.10 × 2,175.36
  4. Step 4: Simplify right side
    8,018.68x = 26,165,447.62
  5. Step 5: Solve for x
    x = 26,165,447.62/8,018.68
  6. Step 6: Final answer
    x = 3,263.06

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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.