Home / 7,333.26-10,119.90-4,189.44

Finding the Fourth Proportional to 7,333.26, 10,119.90 and 4,189.44

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Solution

The fourth proportional to 7,333.26, 10,119.90 and 4,189.44 is: 5,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.26 : 10,119.90 = 4,189.44 : x
  2. Step 2: Convert to fraction form
    7,333.26/10,119.90 = 4,189.44/x
  3. Step 3: Cross multiply
    7,333.26x = 10,119.90 × 4,189.44
  4. Step 4: Simplify right side
    7,333.26x = 42,396,713.86
  5. Step 5: Solve for x
    x = 42,396,713.86/7,333.26
  6. Step 6: Final answer
    x = 5,781.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.