Home / 6,777.21-10,165.83-4,451.90

Finding the Fourth Proportional to 6,777.21, 10,165.83 and 4,451.90

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Solution

The fourth proportional to 6,777.21, 10,165.83 and 4,451.90 is: 6,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.21 : 10,165.83 = 4,451.90 : x
  2. Step 2: Convert to fraction form
    6,777.21/10,165.83 = 4,451.90/x
  3. Step 3: Cross multiply
    6,777.21x = 10,165.83 × 4,451.90
  4. Step 4: Simplify right side
    6,777.21x = 45,257,236.32
  5. Step 5: Solve for x
    x = 45,257,236.32/6,777.21
  6. Step 6: Final answer
    x = 6,677.86

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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.