Home / 11,155.31-16,732.97-4,576.88

Finding the Fourth Proportional to 11,155.31, 16,732.97 and 4,576.88

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Solution

The fourth proportional to 11,155.31, 16,732.97 and 4,576.88 is: 6,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.31 : 16,732.97 = 4,576.88 : x
  2. Step 2: Convert to fraction form
    11,155.31/16,732.97 = 4,576.88/x
  3. Step 3: Cross multiply
    11,155.31x = 16,732.97 × 4,576.88
  4. Step 4: Simplify right side
    11,155.31x = 76,584,795.73
  5. Step 5: Solve for x
    x = 76,584,795.73/11,155.31
  6. Step 6: Final answer
    x = 6,865.32

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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.