Home / 4,765.43-7,137.79-2,684.34

Finding the Fourth Proportional to 4,765.43, 7,137.79 and 2,684.34

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Solution

The fourth proportional to 4,765.43, 7,137.79 and 2,684.34 is: 4,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.43 : 7,137.79 = 2,684.34 : x
  2. Step 2: Convert to fraction form
    4,765.43/7,137.79 = 2,684.34/x
  3. Step 3: Cross multiply
    4,765.43x = 7,137.79 × 2,684.34
  4. Step 4: Simplify right side
    4,765.43x = 19,160,248.50
  5. Step 5: Solve for x
    x = 19,160,248.50/4,765.43
  6. Step 6: Final answer
    x = 4,020.67

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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.