Home / 4,234.70-6,351.60-1,313.03

Finding the Fourth Proportional to 4,234.70, 6,351.60 and 1,313.03

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Solution

The fourth proportional to 4,234.70, 6,351.60 and 1,313.03 is: 1,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.70 : 6,351.60 = 1,313.03 : x
  2. Step 2: Convert to fraction form
    4,234.70/6,351.60 = 1,313.03/x
  3. Step 3: Cross multiply
    4,234.70x = 6,351.60 × 1,313.03
  4. Step 4: Simplify right side
    4,234.70x = 8,339,841.35
  5. Step 5: Solve for x
    x = 8,339,841.35/4,234.70
  6. Step 6: Final answer
    x = 1,969.41

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1.5x scale

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.