Home / 3,584.63-4,942.62-3,105.08

Finding the Fourth Proportional to 3,584.63, 4,942.62 and 3,105.08

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Solution

The fourth proportional to 3,584.63, 4,942.62 and 3,105.08 is: 4,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.63 : 4,942.62 = 3,105.08 : x
  2. Step 2: Convert to fraction form
    3,584.63/4,942.62 = 3,105.08/x
  3. Step 3: Cross multiply
    3,584.63x = 4,942.62 × 3,105.08
  4. Step 4: Simplify right side
    3,584.63x = 15,347,252.13
  5. Step 5: Solve for x
    x = 15,347,252.13/3,584.63
  6. Step 6: Final answer
    x = 4,281.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.