Home / 2,285.73-3,154.64-1,817.33

Finding the Fourth Proportional to 2,285.73, 3,154.64 and 1,817.33

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Solution

The fourth proportional to 2,285.73, 3,154.64 and 1,817.33 is: 2,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.73 : 3,154.64 = 1,817.33 : x
  2. Step 2: Convert to fraction form
    2,285.73/3,154.64 = 1,817.33/x
  3. Step 3: Cross multiply
    2,285.73x = 3,154.64 × 1,817.33
  4. Step 4: Simplify right side
    2,285.73x = 5,732,997.05
  5. Step 5: Solve for x
    x = 5,732,997.05/2,285.73
  6. Step 6: Final answer
    x = 2,508.17

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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.