Home / 6,313.75-9,470.23-1,930.86

Finding the Fourth Proportional to 6,313.75, 9,470.23 and 1,930.86

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Solution

The fourth proportional to 6,313.75, 9,470.23 and 1,930.86 is: 2,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.75 : 9,470.23 = 1,930.86 : x
  2. Step 2: Convert to fraction form
    6,313.75/9,470.23 = 1,930.86/x
  3. Step 3: Cross multiply
    6,313.75x = 9,470.23 × 1,930.86
  4. Step 4: Simplify right side
    6,313.75x = 18,285,688.30
  5. Step 5: Solve for x
    x = 18,285,688.30/6,313.75
  6. Step 6: Final answer
    x = 2,896.17

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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.