Home / 6,997.21-10,463.41-5,419.33

Finding the Fourth Proportional to 6,997.21, 10,463.41 and 5,419.33

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Solution

The fourth proportional to 6,997.21, 10,463.41 and 5,419.33 is: 8,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.21 : 10,463.41 = 5,419.33 : x
  2. Step 2: Convert to fraction form
    6,997.21/10,463.41 = 5,419.33/x
  3. Step 3: Cross multiply
    6,997.21x = 10,463.41 × 5,419.33
  4. Step 4: Simplify right side
    6,997.21x = 56,704,671.72
  5. Step 5: Solve for x
    x = 56,704,671.72/6,997.21
  6. Step 6: Final answer
    x = 8,103.90

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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.