Home / 6,167.40-8,511.06-3,372.90

Finding the Fourth Proportional to 6,167.40, 8,511.06 and 3,372.90

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Solution

The fourth proportional to 6,167.40, 8,511.06 and 3,372.90 is: 4,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.40 : 8,511.06 = 3,372.90 : x
  2. Step 2: Convert to fraction form
    6,167.40/8,511.06 = 3,372.90/x
  3. Step 3: Cross multiply
    6,167.40x = 8,511.06 × 3,372.90
  4. Step 4: Simplify right side
    6,167.40x = 28,706,954.27
  5. Step 5: Solve for x
    x = 28,706,954.27/6,167.40
  6. Step 6: Final answer
    x = 4,654.63

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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.