Home / 11,000.92-16,479.36-6,615.96

Finding the Fourth Proportional to 11,000.92, 16,479.36 and 6,615.96

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Solution

The fourth proportional to 11,000.92, 16,479.36 and 6,615.96 is: 9,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.92 : 16,479.36 = 6,615.96 : x
  2. Step 2: Convert to fraction form
    11,000.92/16,479.36 = 6,615.96/x
  3. Step 3: Cross multiply
    11,000.92x = 16,479.36 × 6,615.96
  4. Step 4: Simplify right side
    11,000.92x = 109,026,786.59
  5. Step 5: Solve for x
    x = 109,026,786.59/11,000.92
  6. Step 6: Final answer
    x = 9,910.70

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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.