Home / 3,203.84-4,419.48-2,022.86

Finding the Fourth Proportional to 3,203.84, 4,419.48 and 2,022.86

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Solution

The fourth proportional to 3,203.84, 4,419.48 and 2,022.86 is: 2,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.84 : 4,419.48 = 2,022.86 : x
  2. Step 2: Convert to fraction form
    3,203.84/4,419.48 = 2,022.86/x
  3. Step 3: Cross multiply
    3,203.84x = 4,419.48 × 2,022.86
  4. Step 4: Simplify right side
    3,203.84x = 8,939,989.31
  5. Step 5: Solve for x
    x = 8,939,989.31/3,203.84
  6. Step 6: Final answer
    x = 2,790.40

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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.