Home / 3,354.54-4,628.51-2,028.21

Finding the Fourth Proportional to 3,354.54, 4,628.51 and 2,028.21

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Solution

The fourth proportional to 3,354.54, 4,628.51 and 2,028.21 is: 2,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.54 : 4,628.51 = 2,028.21 : x
  2. Step 2: Convert to fraction form
    3,354.54/4,628.51 = 2,028.21/x
  3. Step 3: Cross multiply
    3,354.54x = 4,628.51 × 2,028.21
  4. Step 4: Simplify right side
    3,354.54x = 9,387,590.27
  5. Step 5: Solve for x
    x = 9,387,590.27/3,354.54
  6. Step 6: Final answer
    x = 2,798.47

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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.