Home / 3,226.96-4,453.40-1,810.58

Finding the Fourth Proportional to 3,226.96, 4,453.40 and 1,810.58

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Solution

The fourth proportional to 3,226.96, 4,453.40 and 1,810.58 is: 2,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.96 : 4,453.40 = 1,810.58 : x
  2. Step 2: Convert to fraction form
    3,226.96/4,453.40 = 1,810.58/x
  3. Step 3: Cross multiply
    3,226.96x = 4,453.40 × 1,810.58
  4. Step 4: Simplify right side
    3,226.96x = 8,063,221.57
  5. Step 5: Solve for x
    x = 8,063,221.57/3,226.96
  6. Step 6: Final answer
    x = 2,498.70

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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.