Home / 6,782.21-10,176.24-3,661.60

Finding the Fourth Proportional to 6,782.21, 10,176.24 and 3,661.60

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Solution

The fourth proportional to 6,782.21, 10,176.24 and 3,661.60 is: 5,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.21 : 10,176.24 = 3,661.60 : x
  2. Step 2: Convert to fraction form
    6,782.21/10,176.24 = 3,661.60/x
  3. Step 3: Cross multiply
    6,782.21x = 10,176.24 × 3,661.60
  4. Step 4: Simplify right side
    6,782.21x = 37,261,327.75
  5. Step 5: Solve for x
    x = 37,261,327.75/6,782.21
  6. Step 6: Final answer
    x = 5,493.98

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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.