Home / 7,163.43-10,741.29-2,165.12

Finding the Fourth Proportional to 7,163.43, 10,741.29 and 2,165.12

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Solution

The fourth proportional to 7,163.43, 10,741.29 and 2,165.12 is: 3,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.43 : 10,741.29 = 2,165.12 : x
  2. Step 2: Convert to fraction form
    7,163.43/10,741.29 = 2,165.12/x
  3. Step 3: Cross multiply
    7,163.43x = 10,741.29 × 2,165.12
  4. Step 4: Simplify right side
    7,163.43x = 23,256,181.80
  5. Step 5: Solve for x
    x = 23,256,181.80/7,163.43
  6. Step 6: Final answer
    x = 3,246.51

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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.