Home / 7,161.72-10,742.33-3,266.09

Finding the Fourth Proportional to 7,161.72, 10,742.33 and 3,266.09

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Solution

The fourth proportional to 7,161.72, 10,742.33 and 3,266.09 is: 4,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161.72 : 10,742.33 = 3,266.09 : x
  2. Step 2: Convert to fraction form
    7,161.72/10,742.33 = 3,266.09/x
  3. Step 3: Cross multiply
    7,161.72x = 10,742.33 × 3,266.09
  4. Step 4: Simplify right side
    7,161.72x = 35,085,346.55
  5. Step 5: Solve for x
    x = 35,085,346.55/7,161.72
  6. Step 6: Final answer
    x = 4,899.01

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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.