Home / 10,778.63-16,157.57-3,377.93

Finding the Fourth Proportional to 10,778.63, 16,157.57 and 3,377.93

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Solution

The fourth proportional to 10,778.63, 16,157.57 and 3,377.93 is: 5,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.63 : 16,157.57 = 3,377.93 : x
  2. Step 2: Convert to fraction form
    10,778.63/16,157.57 = 3,377.93/x
  3. Step 3: Cross multiply
    10,778.63x = 16,157.57 × 3,377.93
  4. Step 4: Simplify right side
    10,778.63x = 54,579,042.75
  5. Step 5: Solve for x
    x = 54,579,042.75/10,778.63
  6. Step 6: Final answer
    x = 5,063.64

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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.