Home / 4,190.26-6,284.58-1,267.88

Finding the Fourth Proportional to 4,190.26, 6,284.58 and 1,267.88

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Solution

The fourth proportional to 4,190.26, 6,284.58 and 1,267.88 is: 1,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.26 : 6,284.58 = 1,267.88 : x
  2. Step 2: Convert to fraction form
    4,190.26/6,284.58 = 1,267.88/x
  3. Step 3: Cross multiply
    4,190.26x = 6,284.58 × 1,267.88
  4. Step 4: Simplify right side
    4,190.26x = 7,968,093.29
  5. Step 5: Solve for x
    x = 7,968,093.29/4,190.26
  6. Step 6: Final answer
    x = 1,901.57

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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.