Home / 5,631.85-8,447.89-1,736.25

Finding the Fourth Proportional to 5,631.85, 8,447.89 and 1,736.25

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Solution

The fourth proportional to 5,631.85, 8,447.89 and 1,736.25 is: 2,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.85 : 8,447.89 = 1,736.25 : x
  2. Step 2: Convert to fraction form
    5,631.85/8,447.89 = 1,736.25/x
  3. Step 3: Cross multiply
    5,631.85x = 8,447.89 × 1,736.25
  4. Step 4: Simplify right side
    5,631.85x = 14,667,649.01
  5. Step 5: Solve for x
    x = 14,667,649.01/5,631.85
  6. Step 6: Final answer
    x = 2,604.41

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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.