Home / 8,174.21-12,261.24-2,330.84

Finding the Fourth Proportional to 8,174.21, 12,261.24 and 2,330.84

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Solution

The fourth proportional to 8,174.21, 12,261.24 and 2,330.84 is: 3,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.21 : 12,261.24 = 2,330.84 : x
  2. Step 2: Convert to fraction form
    8,174.21/12,261.24 = 2,330.84/x
  3. Step 3: Cross multiply
    8,174.21x = 12,261.24 × 2,330.84
  4. Step 4: Simplify right side
    8,174.21x = 28,579,019.29
  5. Step 5: Solve for x
    x = 28,579,019.29/8,174.21
  6. Step 6: Final answer
    x = 3,496.24

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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.