Home / 11,155.27-16,731.28-3,757.27

Finding the Fourth Proportional to 11,155.27, 16,731.28 and 3,757.27

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Solution

The fourth proportional to 11,155.27, 16,731.28 and 3,757.27 is: 5,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.27 : 16,731.28 = 3,757.27 : x
  2. Step 2: Convert to fraction form
    11,155.27/16,731.28 = 3,757.27/x
  3. Step 3: Cross multiply
    11,155.27x = 16,731.28 × 3,757.27
  4. Step 4: Simplify right side
    11,155.27x = 62,863,936.41
  5. Step 5: Solve for x
    x = 62,863,936.41/11,155.27
  6. Step 6: Final answer
    x = 5,635.36

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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.