Home / 11,176.66-16,758.84-3,384.46

Finding the Fourth Proportional to 11,176.66, 16,758.84 and 3,384.46

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Solution

The fourth proportional to 11,176.66, 16,758.84 and 3,384.46 is: 5,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.66 : 16,758.84 = 3,384.46 : x
  2. Step 2: Convert to fraction form
    11,176.66/16,758.84 = 3,384.46/x
  3. Step 3: Cross multiply
    11,176.66x = 16,758.84 × 3,384.46
  4. Step 4: Simplify right side
    11,176.66x = 56,719,623.63
  5. Step 5: Solve for x
    x = 56,719,623.63/11,176.66
  6. Step 6: Final answer
    x = 5,074.83

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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.