Home / 4,189.44-6,284.22-1,228.08

Finding the Fourth Proportional to 4,189.44, 6,284.22 and 1,228.08

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Solution

The fourth proportional to 4,189.44, 6,284.22 and 1,228.08 is: 1,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.44 : 6,284.22 = 1,228.08 : x
  2. Step 2: Convert to fraction form
    4,189.44/6,284.22 = 1,228.08/x
  3. Step 3: Cross multiply
    4,189.44x = 6,284.22 × 1,228.08
  4. Step 4: Simplify right side
    4,189.44x = 7,717,524.90
  5. Step 5: Solve for x
    x = 7,717,524.90/4,189.44
  6. Step 6: Final answer
    x = 1,842.14

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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.