Home / 3,390.29-4,675.91-2,063.73

Finding the Fourth Proportional to 3,390.29, 4,675.91 and 2,063.73

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Solution

The fourth proportional to 3,390.29, 4,675.91 and 2,063.73 is: 2,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.29 : 4,675.91 = 2,063.73 : x
  2. Step 2: Convert to fraction form
    3,390.29/4,675.91 = 2,063.73/x
  3. Step 3: Cross multiply
    3,390.29x = 4,675.91 × 2,063.73
  4. Step 4: Simplify right side
    3,390.29x = 9,649,805.43
  5. Step 5: Solve for x
    x = 9,649,805.43/3,390.29
  6. Step 6: Final answer
    x = 2,846.31

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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.