Home / 1,923.96-2,881.94-1,154.04

Finding the Fourth Proportional to 1,923.96, 2,881.94 and 1,154.04

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Solution

The fourth proportional to 1,923.96, 2,881.94 and 1,154.04 is: 1,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.96 : 2,881.94 = 1,154.04 : x
  2. Step 2: Convert to fraction form
    1,923.96/2,881.94 = 1,154.04/x
  3. Step 3: Cross multiply
    1,923.96x = 2,881.94 × 1,154.04
  4. Step 4: Simplify right side
    1,923.96x = 3,325,874.04
  5. Step 5: Solve for x
    x = 3,325,874.04/1,923.96
  6. Step 6: Final answer
    x = 1,728.66

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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.