Home / 11,451.21-17,209.08-6,773.42

Finding the Fourth Proportional to 11,451.21, 17,209.08 and 6,773.42

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Solution

The fourth proportional to 11,451.21, 17,209.08 and 6,773.42 is: 10,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.21 : 17,209.08 = 6,773.42 : x
  2. Step 2: Convert to fraction form
    11,451.21/17,209.08 = 6,773.42/x
  3. Step 3: Cross multiply
    11,451.21x = 17,209.08 × 6,773.42
  4. Step 4: Simplify right side
    11,451.21x = 116,564,240.61
  5. Step 5: Solve for x
    x = 116,564,240.61/11,451.21
  6. Step 6: Final answer
    x = 10,179.21

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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.