Home / 1,894.35-2,847.60-1,350.30

Finding the Fourth Proportional to 1,894.35, 2,847.60 and 1,350.30

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Solution

The fourth proportional to 1,894.35, 2,847.60 and 1,350.30 is: 2,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.35 : 2,847.60 = 1,350.30 : x
  2. Step 2: Convert to fraction form
    1,894.35/2,847.60 = 1,350.30/x
  3. Step 3: Cross multiply
    1,894.35x = 2,847.60 × 1,350.30
  4. Step 4: Simplify right side
    1,894.35x = 3,845,114.28
  5. Step 5: Solve for x
    x = 3,845,114.28/1,894.35
  6. Step 6: Final answer
    x = 2,029.78

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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.