Home / 5,399.21-8,098.14-1,450.76

Finding the Fourth Proportional to 5,399.21, 8,098.14 and 1,450.76

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Solution

The fourth proportional to 5,399.21, 8,098.14 and 1,450.76 is: 2,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.21 : 8,098.14 = 1,450.76 : x
  2. Step 2: Convert to fraction form
    5,399.21/8,098.14 = 1,450.76/x
  3. Step 3: Cross multiply
    5,399.21x = 8,098.14 × 1,450.76
  4. Step 4: Simplify right side
    5,399.21x = 11,748,468.09
  5. Step 5: Solve for x
    x = 11,748,468.09/5,399.21
  6. Step 6: Final answer
    x = 2,175.96

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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.