Home / 3,227.11-4,453.18-1,810.69

Finding the Fourth Proportional to 3,227.11, 4,453.18 and 1,810.69

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Solution

The fourth proportional to 3,227.11, 4,453.18 and 1,810.69 is: 2,498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.11 : 4,453.18 = 1,810.69 : x
  2. Step 2: Convert to fraction form
    3,227.11/4,453.18 = 1,810.69/x
  3. Step 3: Cross multiply
    3,227.11x = 4,453.18 × 1,810.69
  4. Step 4: Simplify right side
    3,227.11x = 8,063,328.49
  5. Step 5: Solve for x
    x = 8,063,328.49/3,227.11
  6. Step 6: Final answer
    x = 2,498.62

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Double scale
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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.