Home / 11,176.16-16,753.81-3,775.44

Finding the Fourth Proportional to 11,176.16, 16,753.81 and 3,775.44

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Solution

The fourth proportional to 11,176.16, 16,753.81 and 3,775.44 is: 5,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.16 : 16,753.81 = 3,775.44 : x
  2. Step 2: Convert to fraction form
    11,176.16/16,753.81 = 3,775.44/x
  3. Step 3: Cross multiply
    11,176.16x = 16,753.81 × 3,775.44
  4. Step 4: Simplify right side
    11,176.16x = 63,252,994.99
  5. Step 5: Solve for x
    x = 63,252,994.99/11,176.16
  6. Step 6: Final answer
    x = 5,659.64

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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.