Home / 2,153.66-3,227.73-1,874.87

Finding the Fourth Proportional to 2,153.66, 3,227.73 and 1,874.87

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Solution

The fourth proportional to 2,153.66, 3,227.73 and 1,874.87 is: 2,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.66 : 3,227.73 = 1,874.87 : x
  2. Step 2: Convert to fraction form
    2,153.66/3,227.73 = 1,874.87/x
  3. Step 3: Cross multiply
    2,153.66x = 3,227.73 × 1,874.87
  4. Step 4: Simplify right side
    2,153.66x = 6,051,558.01
  5. Step 5: Solve for x
    x = 6,051,558.01/2,153.66
  6. Step 6: Final answer
    x = 2,809.90

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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.