Home / 11,174.95-16,766.07-5,330.80

Finding the Fourth Proportional to 11,174.95, 16,766.07 and 5,330.80

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Solution

The fourth proportional to 11,174.95, 16,766.07 and 5,330.80 is: 7,997.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.95 : 16,766.07 = 5,330.80 : x
  2. Step 2: Convert to fraction form
    11,174.95/16,766.07 = 5,330.80/x
  3. Step 3: Cross multiply
    11,174.95x = 16,766.07 × 5,330.80
  4. Step 4: Simplify right side
    11,174.95x = 89,376,539.30
  5. Step 5: Solve for x
    x = 89,376,539.30/11,174.95
  6. Step 6: Final answer
    x = 7,997.94

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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.