Home / 10,163.73-15,243.14-2,768.23

Finding the Fourth Proportional to 10,163.73, 15,243.14 and 2,768.23

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Solution

The fourth proportional to 10,163.73, 15,243.14 and 2,768.23 is: 4,151.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.73 : 15,243.14 = 2,768.23 : x
  2. Step 2: Convert to fraction form
    10,163.73/15,243.14 = 2,768.23/x
  3. Step 3: Cross multiply
    10,163.73x = 15,243.14 × 2,768.23
  4. Step 4: Simplify right side
    10,163.73x = 42,196,442.10
  5. Step 5: Solve for x
    x = 42,196,442.10/10,163.73
  6. Step 6: Final answer
    x = 4,151.67

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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.