Home / 3,671.18-5,504.42-2,420.33

Finding the Fourth Proportional to 3,671.18, 5,504.42 and 2,420.33

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Solution

The fourth proportional to 3,671.18, 5,504.42 and 2,420.33 is: 3,628.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.18 : 5,504.42 = 2,420.33 : x
  2. Step 2: Convert to fraction form
    3,671.18/5,504.42 = 2,420.33/x
  3. Step 3: Cross multiply
    3,671.18x = 5,504.42 × 2,420.33
  4. Step 4: Simplify right side
    3,671.18x = 13,322,512.86
  5. Step 5: Solve for x
    x = 13,322,512.86/3,671.18
  6. Step 6: Final answer
    x = 3,628.95

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1.5x scale

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.