Home / 11,419.75-17,125.08-4,395.85

Finding the Fourth Proportional to 11,419.75, 17,125.08 and 4,395.85

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Solution

The fourth proportional to 11,419.75, 17,125.08 and 4,395.85 is: 6,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.75 : 17,125.08 = 4,395.85 : x
  2. Step 2: Convert to fraction form
    11,419.75/17,125.08 = 4,395.85/x
  3. Step 3: Cross multiply
    11,419.75x = 17,125.08 × 4,395.85
  4. Step 4: Simplify right side
    11,419.75x = 75,279,282.92
  5. Step 5: Solve for x
    x = 75,279,282.92/11,419.75
  6. Step 6: Final answer
    x = 6,592.03

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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.