Home / 5,125.37-7,650.61-4,399.61

Finding the Fourth Proportional to 5,125.37, 7,650.61 and 4,399.61

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Solution

The fourth proportional to 5,125.37, 7,650.61 and 4,399.61 is: 6,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.37 : 7,650.61 = 4,399.61 : x
  2. Step 2: Convert to fraction form
    5,125.37/7,650.61 = 4,399.61/x
  3. Step 3: Cross multiply
    5,125.37x = 7,650.61 × 4,399.61
  4. Step 4: Simplify right side
    5,125.37x = 33,659,651.01
  5. Step 5: Solve for x
    x = 33,659,651.01/5,125.37
  6. Step 6: Final answer
    x = 6,567.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.