Home / 11,090.21-15,304.55-6,054.55

Finding the Fourth Proportional to 11,090.21, 15,304.55 and 6,054.55

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Solution

The fourth proportional to 11,090.21, 15,304.55 and 6,054.55 is: 8,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.21 : 15,304.55 = 6,054.55 : x
  2. Step 2: Convert to fraction form
    11,090.21/15,304.55 = 6,054.55/x
  3. Step 3: Cross multiply
    11,090.21x = 15,304.55 × 6,054.55
  4. Step 4: Simplify right side
    11,090.21x = 92,662,094.67
  5. Step 5: Solve for x
    x = 92,662,094.67/11,090.21
  6. Step 6: Final answer
    x = 8,355.31

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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.