Home / 4,180.29-6,270.68-1,406.73

Finding the Fourth Proportional to 4,180.29, 6,270.68 and 1,406.73

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Solution

The fourth proportional to 4,180.29, 6,270.68 and 1,406.73 is: 2,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.29 : 6,270.68 = 1,406.73 : x
  2. Step 2: Convert to fraction form
    4,180.29/6,270.68 = 1,406.73/x
  3. Step 3: Cross multiply
    4,180.29x = 6,270.68 × 1,406.73
  4. Step 4: Simplify right side
    4,180.29x = 8,821,146.64
  5. Step 5: Solve for x
    x = 8,821,146.64/4,180.29
  6. Step 6: Final answer
    x = 2,110.18

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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.