Home / 5,082.93-7,627.62-2,161.23

Finding the Fourth Proportional to 5,082.93, 7,627.62 and 2,161.23

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Solution

The fourth proportional to 5,082.93, 7,627.62 and 2,161.23 is: 3,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.93 : 7,627.62 = 2,161.23 : x
  2. Step 2: Convert to fraction form
    5,082.93/7,627.62 = 2,161.23/x
  3. Step 3: Cross multiply
    5,082.93x = 7,627.62 × 2,161.23
  4. Step 4: Simplify right side
    5,082.93x = 16,485,041.17
  5. Step 5: Solve for x
    x = 16,485,041.17/5,082.93
  6. Step 6: Final answer
    x = 3,243.22

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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.