Home / 1,813.46-2,723.79-1,553.36

Finding the Fourth Proportional to 1,813.46, 2,723.79 and 1,553.36

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Solution

The fourth proportional to 1,813.46, 2,723.79 and 1,553.36 is: 2,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.46 : 2,723.79 = 1,553.36 : x
  2. Step 2: Convert to fraction form
    1,813.46/2,723.79 = 1,553.36/x
  3. Step 3: Cross multiply
    1,813.46x = 2,723.79 × 1,553.36
  4. Step 4: Simplify right side
    1,813.46x = 4,231,026.43
  5. Step 5: Solve for x
    x = 4,231,026.43/1,813.46
  6. Step 6: Final answer
    x = 2,333.12

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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.