Home / 5,945.04-8,917.55-1,785.04

Finding the Fourth Proportional to 5,945.04, 8,917.55 and 1,785.04

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Solution

The fourth proportional to 5,945.04, 8,917.55 and 1,785.04 is: 2,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.04 : 8,917.55 = 1,785.04 : x
  2. Step 2: Convert to fraction form
    5,945.04/8,917.55 = 1,785.04/x
  3. Step 3: Cross multiply
    5,945.04x = 8,917.55 × 1,785.04
  4. Step 4: Simplify right side
    5,945.04x = 15,918,183.45
  5. Step 5: Solve for x
    x = 15,918,183.45/5,945.04
  6. Step 6: Final answer
    x = 2,677.56

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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.