Home / 6,525.21-9,785.77-2,141.70

Finding the Fourth Proportional to 6,525.21, 9,785.77 and 2,141.70

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Solution

The fourth proportional to 6,525.21, 9,785.77 and 2,141.70 is: 3,211.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.21 : 9,785.77 = 2,141.70 : x
  2. Step 2: Convert to fraction form
    6,525.21/9,785.77 = 2,141.70/x
  3. Step 3: Cross multiply
    6,525.21x = 9,785.77 × 2,141.70
  4. Step 4: Simplify right side
    6,525.21x = 20,958,183.61
  5. Step 5: Solve for x
    x = 20,958,183.61/6,525.21
  6. Step 6: Final answer
    x = 3,211.88

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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.