Home / 3,628.29-4,992.51-3,519.96

Finding the Fourth Proportional to 3,628.29, 4,992.51 and 3,519.96

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Solution

The fourth proportional to 3,628.29, 4,992.51 and 3,519.96 is: 4,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.29 : 4,992.51 = 3,519.96 : x
  2. Step 2: Convert to fraction form
    3,628.29/4,992.51 = 3,519.96/x
  3. Step 3: Cross multiply
    3,628.29x = 4,992.51 × 3,519.96
  4. Step 4: Simplify right side
    3,628.29x = 17,573,435.50
  5. Step 5: Solve for x
    x = 17,573,435.50/3,628.29
  6. Step 6: Final answer
    x = 4,843.45

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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.