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Finding the Fourth Proportional to 11,170.63, 16,757.63 and 3,671.70

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Solution

The fourth proportional to 11,170.63, 16,757.63 and 3,671.70 is: 5,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.63 : 16,757.63 = 3,671.70 : x
  2. Step 2: Convert to fraction form
    11,170.63/16,757.63 = 3,671.70/x
  3. Step 3: Cross multiply
    11,170.63x = 16,757.63 × 3,671.70
  4. Step 4: Simplify right side
    11,170.63x = 61,528,990.07
  5. Step 5: Solve for x
    x = 61,528,990.07/11,170.63
  6. Step 6: Final answer
    x = 5,508.10

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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.