Home / 3,043.10-4,564.60-851.79

Finding the Fourth Proportional to 3,043.10, 4,564.60 and 851.79

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Solution

The fourth proportional to 3,043.10, 4,564.60 and 851.79 is: 1,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.10 : 4,564.60 = 851.79 : x
  2. Step 2: Convert to fraction form
    3,043.10/4,564.60 = 851.79/x
  3. Step 3: Cross multiply
    3,043.10x = 4,564.60 × 851.79
  4. Step 4: Simplify right side
    3,043.10x = 3,888,080.63
  5. Step 5: Solve for x
    x = 3,888,080.63/3,043.10
  6. Step 6: Final answer
    x = 1,277.67

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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.