Home / 2,252.72-3,105.96-1,810.64

Finding the Fourth Proportional to 2,252.72, 3,105.96 and 1,810.64

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Solution

The fourth proportional to 2,252.72, 3,105.96 and 1,810.64 is: 2,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.72 : 3,105.96 = 1,810.64 : x
  2. Step 2: Convert to fraction form
    2,252.72/3,105.96 = 1,810.64/x
  3. Step 3: Cross multiply
    2,252.72x = 3,105.96 × 1,810.64
  4. Step 4: Simplify right side
    2,252.72x = 5,623,775.41
  5. Step 5: Solve for x
    x = 5,623,775.41/2,252.72
  6. Step 6: Final answer
    x = 2,496.44

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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.