Home / 6,191.84-8,540.96-3,672.26

Finding the Fourth Proportional to 6,191.84, 8,540.96 and 3,672.26

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Solution

The fourth proportional to 6,191.84, 8,540.96 and 3,672.26 is: 5,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.84 : 8,540.96 = 3,672.26 : x
  2. Step 2: Convert to fraction form
    6,191.84/8,540.96 = 3,672.26/x
  3. Step 3: Cross multiply
    6,191.84x = 8,540.96 × 3,672.26
  4. Step 4: Simplify right side
    6,191.84x = 31,364,625.77
  5. Step 5: Solve for x
    x = 31,364,625.77/6,191.84
  6. Step 6: Final answer
    x = 5,065.48

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Half scale
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Double scale
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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.