Home / 11,000.12-16,502.99-3,208.91

Finding the Fourth Proportional to 11,000.12, 16,502.99 and 3,208.91

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Solution

The fourth proportional to 11,000.12, 16,502.99 and 3,208.91 is: 4,814.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.12 : 16,502.99 = 3,208.91 : x
  2. Step 2: Convert to fraction form
    11,000.12/16,502.99 = 3,208.91/x
  3. Step 3: Cross multiply
    11,000.12x = 16,502.99 × 3,208.91
  4. Step 4: Simplify right side
    11,000.12x = 52,956,511.08
  5. Step 5: Solve for x
    x = 52,956,511.08/11,000.12
  6. Step 6: Final answer
    x = 4,814.18

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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.