Home / 10,787.56-16,182.21-2,996.37

Finding the Fourth Proportional to 10,787.56, 16,182.21 and 2,996.37

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Solution

The fourth proportional to 10,787.56, 16,182.21 and 2,996.37 is: 4,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.56 : 16,182.21 = 2,996.37 : x
  2. Step 2: Convert to fraction form
    10,787.56/16,182.21 = 2,996.37/x
  3. Step 3: Cross multiply
    10,787.56x = 16,182.21 × 2,996.37
  4. Step 4: Simplify right side
    10,787.56x = 48,487,899.81
  5. Step 5: Solve for x
    x = 48,487,899.81/10,787.56
  6. Step 6: Final answer
    x = 4,494.80

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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.