Home / 10,777.35-16,161.31-5,437.24

Finding the Fourth Proportional to 10,777.35, 16,161.31 and 5,437.24

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Solution

The fourth proportional to 10,777.35, 16,161.31 and 5,437.24 is: 8,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.35 : 16,161.31 = 5,437.24 : x
  2. Step 2: Convert to fraction form
    10,777.35/16,161.31 = 5,437.24/x
  3. Step 3: Cross multiply
    10,777.35x = 16,161.31 × 5,437.24
  4. Step 4: Simplify right side
    10,777.35x = 87,872,932.45
  5. Step 5: Solve for x
    x = 87,872,932.45/10,777.35
  6. Step 6: Final answer
    x = 8,153.48

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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.