Home / 11,227.80-16,841.70-4,651.80

Finding the Fourth Proportional to 11,227.80, 16,841.70 and 4,651.80

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Solution

The fourth proportional to 11,227.80, 16,841.70 and 4,651.80 is: 6,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.80 : 16,841.70 = 4,651.80 : x
  2. Step 2: Convert to fraction form
    11,227.80/16,841.70 = 4,651.80/x
  3. Step 3: Cross multiply
    11,227.80x = 16,841.70 × 4,651.80
  4. Step 4: Simplify right side
    11,227.80x = 78,344,220.06
  5. Step 5: Solve for x
    x = 78,344,220.06/11,227.80
  6. Step 6: Final answer
    x = 6,977.70

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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.