Home / 11,090.56-16,631.36-5,541.76

Finding the Fourth Proportional to 11,090.56, 16,631.36 and 5,541.76

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Solution

The fourth proportional to 11,090.56, 16,631.36 and 5,541.76 is: 8,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.56 : 16,631.36 = 5,541.76 : x
  2. Step 2: Convert to fraction form
    11,090.56/16,631.36 = 5,541.76/x
  3. Step 3: Cross multiply
    11,090.56x = 16,631.36 × 5,541.76
  4. Step 4: Simplify right side
    11,090.56x = 92,167,005.59
  5. Step 5: Solve for x
    x = 92,167,005.59/11,090.56
  6. Step 6: Final answer
    x = 8,310.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.