Home / 11,089.55-16,634.33-6,469.31

Finding the Fourth Proportional to 11,089.55, 16,634.33 and 6,469.31

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Solution

The fourth proportional to 11,089.55, 16,634.33 and 6,469.31 is: 9,703.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.55 : 16,634.33 = 6,469.31 : x
  2. Step 2: Convert to fraction form
    11,089.55/16,634.33 = 6,469.31/x
  3. Step 3: Cross multiply
    11,089.55x = 16,634.33 × 6,469.31
  4. Step 4: Simplify right side
    11,089.55x = 107,612,670.91
  5. Step 5: Solve for x
    x = 107,612,670.91/11,089.55
  6. Step 6: Final answer
    x = 9,703.97

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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.