Home / 3,817.17-5,725.94-1,186.49

Finding the Fourth Proportional to 3,817.17, 5,725.94 and 1,186.49

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Solution

The fourth proportional to 3,817.17, 5,725.94 and 1,186.49 is: 1,779.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.17 : 5,725.94 = 1,186.49 : x
  2. Step 2: Convert to fraction form
    3,817.17/5,725.94 = 1,186.49/x
  3. Step 3: Cross multiply
    3,817.17x = 5,725.94 × 1,186.49
  4. Step 4: Simplify right side
    3,817.17x = 6,793,778.93
  5. Step 5: Solve for x
    x = 6,793,778.93/3,817.17
  6. Step 6: Final answer
    x = 1,779.79

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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.