Home / 11,591.69-17,379.85-4,195.19

Finding the Fourth Proportional to 11,591.69, 17,379.85 and 4,195.19

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Solution

The fourth proportional to 11,591.69, 17,379.85 and 4,195.19 is: 6,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.69 : 17,379.85 = 4,195.19 : x
  2. Step 2: Convert to fraction form
    11,591.69/17,379.85 = 4,195.19/x
  3. Step 3: Cross multiply
    11,591.69x = 17,379.85 × 4,195.19
  4. Step 4: Simplify right side
    11,591.69x = 72,911,813.75
  5. Step 5: Solve for x
    x = 72,911,813.75/11,591.69
  6. Step 6: Final answer
    x = 6,290.01

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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.