Home / 4,113.11-6,169.37-1,191.24

Finding the Fourth Proportional to 4,113.11, 6,169.37 and 1,191.24

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Solution

The fourth proportional to 4,113.11, 6,169.37 and 1,191.24 is: 1,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.11 : 6,169.37 = 1,191.24 : x
  2. Step 2: Convert to fraction form
    4,113.11/6,169.37 = 1,191.24/x
  3. Step 3: Cross multiply
    4,113.11x = 6,169.37 × 1,191.24
  4. Step 4: Simplify right side
    4,113.11x = 7,349,194.36
  5. Step 5: Solve for x
    x = 7,349,194.36/4,113.11
  6. Step 6: Final answer
    x = 1,786.77

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Double scale
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Similar ratio
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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.