Home / 5,109.63-7,048.44-3,516.09

Finding the Fourth Proportional to 5,109.63, 7,048.44 and 3,516.09

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Solution

The fourth proportional to 5,109.63, 7,048.44 and 3,516.09 is: 4,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109.63 : 7,048.44 = 3,516.09 : x
  2. Step 2: Convert to fraction form
    5,109.63/7,048.44 = 3,516.09/x
  3. Step 3: Cross multiply
    5,109.63x = 7,048.44 × 3,516.09
  4. Step 4: Simplify right side
    5,109.63x = 24,782,949.40
  5. Step 5: Solve for x
    x = 24,782,949.40/5,109.63
  6. Step 6: Final answer
    x = 4,850.24

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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.