Home / 11,388.30-17,081.01-3,597.90

Finding the Fourth Proportional to 11,388.30, 17,081.01 and 3,597.90

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Solution

The fourth proportional to 11,388.30, 17,081.01 and 3,597.90 is: 5,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388.30 : 17,081.01 = 3,597.90 : x
  2. Step 2: Convert to fraction form
    11,388.30/17,081.01 = 3,597.90/x
  3. Step 3: Cross multiply
    11,388.30x = 17,081.01 × 3,597.90
  4. Step 4: Simplify right side
    11,388.30x = 61,455,765.88
  5. Step 5: Solve for x
    x = 61,455,765.88/11,388.30
  6. Step 6: Final answer
    x = 5,396.40

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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.