Home / 3,765.76-5,197.18-2,273.67

Finding the Fourth Proportional to 3,765.76, 5,197.18 and 2,273.67

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Solution

The fourth proportional to 3,765.76, 5,197.18 and 2,273.67 is: 3,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.76 : 5,197.18 = 2,273.67 : x
  2. Step 2: Convert to fraction form
    3,765.76/5,197.18 = 2,273.67/x
  3. Step 3: Cross multiply
    3,765.76x = 5,197.18 × 2,273.67
  4. Step 4: Simplify right side
    3,765.76x = 11,816,683.16
  5. Step 5: Solve for x
    x = 11,816,683.16/3,765.76
  6. Step 6: Final answer
    x = 3,137.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.