Home / 11,000.25-16,503.11-3,209.07

Finding the Fourth Proportional to 11,000.25, 16,503.11 and 3,209.07

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Solution

The fourth proportional to 11,000.25, 16,503.11 and 3,209.07 is: 4,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.25 : 16,503.11 = 3,209.07 : x
  2. Step 2: Convert to fraction form
    11,000.25/16,503.11 = 3,209.07/x
  3. Step 3: Cross multiply
    11,000.25x = 16,503.11 × 3,209.07
  4. Step 4: Simplify right side
    11,000.25x = 52,959,619.16
  5. Step 5: Solve for x
    x = 52,959,619.16/11,000.25
  6. Step 6: Final answer
    x = 4,814.40

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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.