Home / 10,784.32-16,180.37-3,765.36

Finding the Fourth Proportional to 10,784.32, 16,180.37 and 3,765.36

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Solution

The fourth proportional to 10,784.32, 16,180.37 and 3,765.36 is: 5,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784.32 : 16,180.37 = 3,765.36 : x
  2. Step 2: Convert to fraction form
    10,784.32/16,180.37 = 3,765.36/x
  3. Step 3: Cross multiply
    10,784.32x = 16,180.37 × 3,765.36
  4. Step 4: Simplify right side
    10,784.32x = 60,924,990.96
  5. Step 5: Solve for x
    x = 60,924,990.96/10,784.32
  6. Step 6: Final answer
    x = 5,649.41

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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.