Home / 8,160.75-12,241.23-2,317.36

Finding the Fourth Proportional to 8,160.75, 12,241.23 and 2,317.36

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Solution

The fourth proportional to 8,160.75, 12,241.23 and 2,317.36 is: 3,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.75 : 12,241.23 = 2,317.36 : x
  2. Step 2: Convert to fraction form
    8,160.75/12,241.23 = 2,317.36/x
  3. Step 3: Cross multiply
    8,160.75x = 12,241.23 × 2,317.36
  4. Step 4: Simplify right side
    8,160.75x = 28,367,336.75
  5. Step 5: Solve for x
    x = 28,367,336.75/8,160.75
  6. Step 6: Final answer
    x = 3,476.07

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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.