Home / 8,673.38-11,969.30-4,694.49

Finding the Fourth Proportional to 8,673.38, 11,969.30 and 4,694.49

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Solution

The fourth proportional to 8,673.38, 11,969.30 and 4,694.49 is: 6,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.38 : 11,969.30 = 4,694.49 : x
  2. Step 2: Convert to fraction form
    8,673.38/11,969.30 = 4,694.49/x
  3. Step 3: Cross multiply
    8,673.38x = 11,969.30 × 4,694.49
  4. Step 4: Simplify right side
    8,673.38x = 56,189,770.89
  5. Step 5: Solve for x
    x = 56,189,770.89/8,673.38
  6. Step 6: Final answer
    x = 6,478.42

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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.