Home / 11,031.69-16,550.25-5,487.66

Finding the Fourth Proportional to 11,031.69, 16,550.25 and 5,487.66

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Solution

The fourth proportional to 11,031.69, 16,550.25 and 5,487.66 is: 8,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.69 : 16,550.25 = 5,487.66 : x
  2. Step 2: Convert to fraction form
    11,031.69/16,550.25 = 5,487.66/x
  3. Step 3: Cross multiply
    11,031.69x = 16,550.25 × 5,487.66
  4. Step 4: Simplify right side
    11,031.69x = 90,822,144.92
  5. Step 5: Solve for x
    x = 90,822,144.92/11,031.69
  6. Step 6: Final answer
    x = 8,232.84

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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.