Home / 6,910.37-9,537.85-4,391.99

Finding the Fourth Proportional to 6,910.37, 9,537.85 and 4,391.99

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Solution

The fourth proportional to 6,910.37, 9,537.85 and 4,391.99 is: 6,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.37 : 9,537.85 = 4,391.99 : x
  2. Step 2: Convert to fraction form
    6,910.37/9,537.85 = 4,391.99/x
  3. Step 3: Cross multiply
    6,910.37x = 9,537.85 × 4,391.99
  4. Step 4: Simplify right side
    6,910.37x = 41,890,119.86
  5. Step 5: Solve for x
    x = 41,890,119.86/6,910.37
  6. Step 6: Final answer
    x = 6,061.92

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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.