Home / 3,435.35-4,740.77-1,863.43

Finding the Fourth Proportional to 3,435.35, 4,740.77 and 1,863.43

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Solution

The fourth proportional to 3,435.35, 4,740.77 and 1,863.43 is: 2,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.35 : 4,740.77 = 1,863.43 : x
  2. Step 2: Convert to fraction form
    3,435.35/4,740.77 = 1,863.43/x
  3. Step 3: Cross multiply
    3,435.35x = 4,740.77 × 1,863.43
  4. Step 4: Simplify right side
    3,435.35x = 8,834,085.85
  5. Step 5: Solve for x
    x = 8,834,085.85/3,435.35
  6. Step 6: Final answer
    x = 2,571.53

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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.