Home / 11,410.06-17,115.70-3,618.26

Finding the Fourth Proportional to 11,410.06, 17,115.70 and 3,618.26

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Solution

The fourth proportional to 11,410.06, 17,115.70 and 3,618.26 is: 5,427.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.06 : 17,115.70 = 3,618.26 : x
  2. Step 2: Convert to fraction form
    11,410.06/17,115.70 = 3,618.26/x
  3. Step 3: Cross multiply
    11,410.06x = 17,115.70 × 3,618.26
  4. Step 4: Simplify right side
    11,410.06x = 61,929,052.68
  5. Step 5: Solve for x
    x = 61,929,052.68/11,410.06
  6. Step 6: Final answer
    x = 5,427.58

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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.