Home / 11,090.13-16,622.64-3,692.85

Finding the Fourth Proportional to 11,090.13, 16,622.64 and 3,692.85

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Solution

The fourth proportional to 11,090.13, 16,622.64 and 3,692.85 is: 5,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.13 : 16,622.64 = 3,692.85 : x
  2. Step 2: Convert to fraction form
    11,090.13/16,622.64 = 3,692.85/x
  3. Step 3: Cross multiply
    11,090.13x = 16,622.64 × 3,692.85
  4. Step 4: Simplify right side
    11,090.13x = 61,384,916.12
  5. Step 5: Solve for x
    x = 61,384,916.12/11,090.13
  6. Step 6: Final answer
    x = 5,535.09

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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.