Home / 11,477.88-17,219.22-3,692.16

Finding the Fourth Proportional to 11,477.88, 17,219.22 and 3,692.16

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Solution

The fourth proportional to 11,477.88, 17,219.22 and 3,692.16 is: 5,539.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.88 : 17,219.22 = 3,692.16 : x
  2. Step 2: Convert to fraction form
    11,477.88/17,219.22 = 3,692.16/x
  3. Step 3: Cross multiply
    11,477.88x = 17,219.22 × 3,692.16
  4. Step 4: Simplify right side
    11,477.88x = 63,576,115.32
  5. Step 5: Solve for x
    x = 63,576,115.32/11,477.88
  6. Step 6: Final answer
    x = 5,539.01

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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.