Home / 8,019.08-12,028.64-2,175.69

Finding the Fourth Proportional to 8,019.08, 12,028.64 and 2,175.69

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Solution

The fourth proportional to 8,019.08, 12,028.64 and 2,175.69 is: 3,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.08 : 12,028.64 = 2,175.69 : x
  2. Step 2: Convert to fraction form
    8,019.08/12,028.64 = 2,175.69/x
  3. Step 3: Cross multiply
    8,019.08x = 12,028.64 × 2,175.69
  4. Step 4: Simplify right side
    8,019.08x = 26,170,580.88
  5. Step 5: Solve for x
    x = 26,170,580.88/8,019.08
  6. Step 6: Final answer
    x = 3,263.54

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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.