Home / 4,189.24-6,284.85-1,227.76

Finding the Fourth Proportional to 4,189.24, 6,284.85 and 1,227.76

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Solution

The fourth proportional to 4,189.24, 6,284.85 and 1,227.76 is: 1,841.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.24 : 6,284.85 = 1,227.76 : x
  2. Step 2: Convert to fraction form
    4,189.24/6,284.85 = 1,227.76/x
  3. Step 3: Cross multiply
    4,189.24x = 6,284.85 × 1,227.76
  4. Step 4: Simplify right side
    4,189.24x = 7,716,287.44
  5. Step 5: Solve for x
    x = 7,716,287.44/4,189.24
  6. Step 6: Final answer
    x = 1,841.93

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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.