Home / 11,174.72-16,732.08-5,898.78

Finding the Fourth Proportional to 11,174.72, 16,732.08 and 5,898.78

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Solution

The fourth proportional to 11,174.72, 16,732.08 and 5,898.78 is: 8,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.72 : 16,732.08 = 5,898.78 : x
  2. Step 2: Convert to fraction form
    11,174.72/16,732.08 = 5,898.78/x
  3. Step 3: Cross multiply
    11,174.72x = 16,732.08 × 5,898.78
  4. Step 4: Simplify right side
    11,174.72x = 98,698,858.86
  5. Step 5: Solve for x
    x = 98,698,858.86/11,174.72
  6. Step 6: Final answer
    x = 8,832.34

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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.