Home / 11,012.70-16,518.81-2,692.56

Finding the Fourth Proportional to 11,012.70, 16,518.81 and 2,692.56

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Solution

The fourth proportional to 11,012.70, 16,518.81 and 2,692.56 is: 4,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.70 : 16,518.81 = 2,692.56 : x
  2. Step 2: Convert to fraction form
    11,012.70/16,518.81 = 2,692.56/x
  3. Step 3: Cross multiply
    11,012.70x = 16,518.81 × 2,692.56
  4. Step 4: Simplify right side
    11,012.70x = 44,477,887.05
  5. Step 5: Solve for x
    x = 44,477,887.05/11,012.70
  6. Step 6: Final answer
    x = 4,038.78

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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.