Home / 5,461.36-8,194.47-2,863.69

Finding the Fourth Proportional to 5,461.36, 8,194.47 and 2,863.69

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Solution

The fourth proportional to 5,461.36, 8,194.47 and 2,863.69 is: 4,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.36 : 8,194.47 = 2,863.69 : x
  2. Step 2: Convert to fraction form
    5,461.36/8,194.47 = 2,863.69/x
  3. Step 3: Cross multiply
    5,461.36x = 8,194.47 × 2,863.69
  4. Step 4: Simplify right side
    5,461.36x = 23,466,390.57
  5. Step 5: Solve for x
    x = 23,466,390.57/5,461.36
  6. Step 6: Final answer
    x = 4,296.81

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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.