Home / 7,035.35-10,553.37-2,105.03

Finding the Fourth Proportional to 7,035.35, 10,553.37 and 2,105.03

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Solution

The fourth proportional to 7,035.35, 10,553.37 and 2,105.03 is: 3,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.35 : 10,553.37 = 2,105.03 : x
  2. Step 2: Convert to fraction form
    7,035.35/10,553.37 = 2,105.03/x
  3. Step 3: Cross multiply
    7,035.35x = 10,553.37 × 2,105.03
  4. Step 4: Simplify right side
    7,035.35x = 22,215,107.68
  5. Step 5: Solve for x
    x = 22,215,107.68/7,035.35
  6. Step 6: Final answer
    x = 3,157.64

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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.