Home / 11,231.73-16,847.49-4,306.23

Finding the Fourth Proportional to 11,231.73, 16,847.49 and 4,306.23

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Solution

The fourth proportional to 11,231.73, 16,847.49 and 4,306.23 is: 6,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.73 : 16,847.49 = 4,306.23 : x
  2. Step 2: Convert to fraction form
    11,231.73/16,847.49 = 4,306.23/x
  3. Step 3: Cross multiply
    11,231.73x = 16,847.49 × 4,306.23
  4. Step 4: Simplify right side
    11,231.73x = 72,549,166.86
  5. Step 5: Solve for x
    x = 72,549,166.86/11,231.73
  6. Step 6: Final answer
    x = 6,459.30

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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.