Home / 4,171.67-6,255.38-1,397.34

Finding the Fourth Proportional to 4,171.67, 6,255.38 and 1,397.34

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Solution

The fourth proportional to 4,171.67, 6,255.38 and 1,397.34 is: 2,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.67 : 6,255.38 = 1,397.34 : x
  2. Step 2: Convert to fraction form
    4,171.67/6,255.38 = 1,397.34/x
  3. Step 3: Cross multiply
    4,171.67x = 6,255.38 × 1,397.34
  4. Step 4: Simplify right side
    4,171.67x = 8,740,885.70
  5. Step 5: Solve for x
    x = 8,740,885.70/4,171.67
  6. Step 6: Final answer
    x = 2,095.30

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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.