Home / 3,355.08-4,630.06-2,028.55

Finding the Fourth Proportional to 3,355.08, 4,630.06 and 2,028.55

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Solution

The fourth proportional to 3,355.08, 4,630.06 and 2,028.55 is: 2,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.08 : 4,630.06 = 2,028.55 : x
  2. Step 2: Convert to fraction form
    3,355.08/4,630.06 = 2,028.55/x
  3. Step 3: Cross multiply
    3,355.08x = 4,630.06 × 2,028.55
  4. Step 4: Simplify right side
    3,355.08x = 9,392,308.21
  5. Step 5: Solve for x
    x = 9,392,308.21/3,355.08
  6. Step 6: Final answer
    x = 2,799.43

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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.