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Finding the Fourth Proportional to 10,817.88, 16,227.90 and 3,026.70

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Solution

The fourth proportional to 10,817.88, 16,227.90 and 3,026.70 is: 4,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.88 : 16,227.90 = 3,026.70 : x
  2. Step 2: Convert to fraction form
    10,817.88/16,227.90 = 3,026.70/x
  3. Step 3: Cross multiply
    10,817.88x = 16,227.90 × 3,026.70
  4. Step 4: Simplify right side
    10,817.88x = 49,116,984.93
  5. Step 5: Solve for x
    x = 49,116,984.93/10,817.88
  6. Step 6: Final answer
    x = 4,540.35

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1.5x scale

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.