Home / 8,012.94-11,057.77-4,427.89

Finding the Fourth Proportional to 8,012.94, 11,057.77 and 4,427.89

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Solution

The fourth proportional to 8,012.94, 11,057.77 and 4,427.89 is: 6,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.94 : 11,057.77 = 4,427.89 : x
  2. Step 2: Convert to fraction form
    8,012.94/11,057.77 = 4,427.89/x
  3. Step 3: Cross multiply
    8,012.94x = 11,057.77 × 4,427.89
  4. Step 4: Simplify right side
    8,012.94x = 48,962,589.21
  5. Step 5: Solve for x
    x = 48,962,589.21/8,012.94
  6. Step 6: Final answer
    x = 6,110.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.