Home / 3,355.67-4,630.50-1,863.25

Finding the Fourth Proportional to 3,355.67, 4,630.50 and 1,863.25

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Solution

The fourth proportional to 3,355.67, 4,630.50 and 1,863.25 is: 2,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.67 : 4,630.50 = 1,863.25 : x
  2. Step 2: Convert to fraction form
    3,355.67/4,630.50 = 1,863.25/x
  3. Step 3: Cross multiply
    3,355.67x = 4,630.50 × 1,863.25
  4. Step 4: Simplify right side
    3,355.67x = 8,627,767.55
  5. Step 5: Solve for x
    x = 8,627,767.55/3,355.67
  6. Step 6: Final answer
    x = 2,571.10

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1.5x scale

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.