Home / 11,576.05-15,974.91-6,270.86

Finding the Fourth Proportional to 11,576.05, 15,974.91 and 6,270.86

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Solution

The fourth proportional to 11,576.05, 15,974.91 and 6,270.86 is: 8,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.05 : 15,974.91 = 6,270.86 : x
  2. Step 2: Convert to fraction form
    11,576.05/15,974.91 = 6,270.86/x
  3. Step 3: Cross multiply
    11,576.05x = 15,974.91 × 6,270.86
  4. Step 4: Simplify right side
    11,576.05x = 100,176,424.12
  5. Step 5: Solve for x
    x = 100,176,424.12/11,576.05
  6. Step 6: Final answer
    x = 8,653.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.