Home / 11,057.80-16,562.40-5,857.60

Finding the Fourth Proportional to 11,057.80, 16,562.40 and 5,857.60

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Solution

The fourth proportional to 11,057.80, 16,562.40 and 5,857.60 is: 8,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.80 : 16,562.40 = 5,857.60 : x
  2. Step 2: Convert to fraction form
    11,057.80/16,562.40 = 5,857.60/x
  3. Step 3: Cross multiply
    11,057.80x = 16,562.40 × 5,857.60
  4. Step 4: Simplify right side
    11,057.80x = 97,015,914.24
  5. Step 5: Solve for x
    x = 97,015,914.24/11,057.80
  6. Step 6: Final answer
    x = 8,773.53

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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.