Home / 3,226.76-4,453.10-1,810.89

Finding the Fourth Proportional to 3,226.76, 4,453.10 and 1,810.89

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Solution

The fourth proportional to 3,226.76, 4,453.10 and 1,810.89 is: 2,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.76 : 4,453.10 = 1,810.89 : x
  2. Step 2: Convert to fraction form
    3,226.76/4,453.10 = 1,810.89/x
  3. Step 3: Cross multiply
    3,226.76x = 4,453.10 × 1,810.89
  4. Step 4: Simplify right side
    3,226.76x = 8,064,078.79
  5. Step 5: Solve for x
    x = 8,064,078.79/3,226.76
  6. Step 6: Final answer
    x = 2,499.13

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Half scale
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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.