Home / 5,601.45-7,739.85-4,190.85

Finding the Fourth Proportional to 5,601.45, 7,739.85 and 4,190.85

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Solution

The fourth proportional to 5,601.45, 7,739.85 and 4,190.85 is: 5,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.45 : 7,739.85 = 4,190.85 : x
  2. Step 2: Convert to fraction form
    5,601.45/7,739.85 = 4,190.85/x
  3. Step 3: Cross multiply
    5,601.45x = 7,739.85 × 4,190.85
  4. Step 4: Simplify right side
    5,601.45x = 32,436,550.37
  5. Step 5: Solve for x
    x = 32,436,550.37/5,601.45
  6. Step 6: Final answer
    x = 5,790.74

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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.