Home / 11,125.06-16,687.53-2,917.06

Finding the Fourth Proportional to 11,125.06, 16,687.53 and 2,917.06

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Solution

The fourth proportional to 11,125.06, 16,687.53 and 2,917.06 is: 4,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.06 : 16,687.53 = 2,917.06 : x
  2. Step 2: Convert to fraction form
    11,125.06/16,687.53 = 2,917.06/x
  3. Step 3: Cross multiply
    11,125.06x = 16,687.53 × 2,917.06
  4. Step 4: Simplify right side
    11,125.06x = 48,678,526.26
  5. Step 5: Solve for x
    x = 48,678,526.26/11,125.06
  6. Step 6: Final answer
    x = 4,375.57

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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.