Home / 11,234.88-16,852.71-4,214.18

Finding the Fourth Proportional to 11,234.88, 16,852.71 and 4,214.18

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Solution

The fourth proportional to 11,234.88, 16,852.71 and 4,214.18 is: 6,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.88 : 16,852.71 = 4,214.18 : x
  2. Step 2: Convert to fraction form
    11,234.88/16,852.71 = 4,214.18/x
  3. Step 3: Cross multiply
    11,234.88x = 16,852.71 × 4,214.18
  4. Step 4: Simplify right side
    11,234.88x = 71,020,269.16
  5. Step 5: Solve for x
    x = 71,020,269.16/11,234.88
  6. Step 6: Final answer
    x = 6,321.41

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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.