Home / 3,202.89-4,421.99-2,455.41

Finding the Fourth Proportional to 3,202.89, 4,421.99 and 2,455.41

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Solution

The fourth proportional to 3,202.89, 4,421.99 and 2,455.41 is: 3,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.89 : 4,421.99 = 2,455.41 : x
  2. Step 2: Convert to fraction form
    3,202.89/4,421.99 = 2,455.41/x
  3. Step 3: Cross multiply
    3,202.89x = 4,421.99 × 2,455.41
  4. Step 4: Simplify right side
    3,202.89x = 10,857,821.19
  5. Step 5: Solve for x
    x = 10,857,821.19/3,202.89
  6. Step 6: Final answer
    x = 3,390.01

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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.