Home / 11,090.21-15,304.55-6,054.54

Finding the Fourth Proportional to 11,090.21, 15,304.55 and 6,054.54

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Solution

The fourth proportional to 11,090.21, 15,304.55 and 6,054.54 is: 8,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.21 : 15,304.55 = 6,054.54 : x
  2. Step 2: Convert to fraction form
    11,090.21/15,304.55 = 6,054.54/x
  3. Step 3: Cross multiply
    11,090.21x = 15,304.55 × 6,054.54
  4. Step 4: Simplify right side
    11,090.21x = 92,661,979.88
  5. Step 5: Solve for x
    x = 92,661,979.88/11,090.21
  6. Step 6: Final answer
    x = 8,355.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.