Home / 4,889.25-6,749.49-3,097.62

Finding the Fourth Proportional to 4,889.25, 6,749.49 and 3,097.62

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Solution

The fourth proportional to 4,889.25, 6,749.49 and 3,097.62 is: 4,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.25 : 6,749.49 = 3,097.62 : x
  2. Step 2: Convert to fraction form
    4,889.25/6,749.49 = 3,097.62/x
  3. Step 3: Cross multiply
    4,889.25x = 6,749.49 × 3,097.62
  4. Step 4: Simplify right side
    4,889.25x = 20,907,355.21
  5. Step 5: Solve for x
    x = 20,907,355.21/4,889.25
  6. Step 6: Final answer
    x = 4,276.19

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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.