Home / 11,089.99-16,628.07-3,692.55

Finding the Fourth Proportional to 11,089.99, 16,628.07 and 3,692.55

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Solution

The fourth proportional to 11,089.99, 16,628.07 and 3,692.55 is: 5,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.99 : 16,628.07 = 3,692.55 : x
  2. Step 2: Convert to fraction form
    11,089.99/16,628.07 = 3,692.55/x
  3. Step 3: Cross multiply
    11,089.99x = 16,628.07 × 3,692.55
  4. Step 4: Simplify right side
    11,089.99x = 61,399,961.42
  5. Step 5: Solve for x
    x = 61,399,961.42/11,089.99
  6. Step 6: Final answer
    x = 5,536.52

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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.