Home / 3,026.12-4,540.82-2,805.80

Finding the Fourth Proportional to 3,026.12, 4,540.82 and 2,805.80

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Solution

The fourth proportional to 3,026.12, 4,540.82 and 2,805.80 is: 4,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.12 : 4,540.82 = 2,805.80 : x
  2. Step 2: Convert to fraction form
    3,026.12/4,540.82 = 2,805.80/x
  3. Step 3: Cross multiply
    3,026.12x = 4,540.82 × 2,805.80
  4. Step 4: Simplify right side
    3,026.12x = 12,740,632.76
  5. Step 5: Solve for x
    x = 12,740,632.76/3,026.12
  6. Step 6: Final answer
    x = 4,210.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.