Home / 3,523.80-4,860.99-2,628.48

Finding the Fourth Proportional to 3,523.80, 4,860.99 and 2,628.48

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Solution

The fourth proportional to 3,523.80, 4,860.99 and 2,628.48 is: 3,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.80 : 4,860.99 = 2,628.48 : x
  2. Step 2: Convert to fraction form
    3,523.80/4,860.99 = 2,628.48/x
  3. Step 3: Cross multiply
    3,523.80x = 4,860.99 × 2,628.48
  4. Step 4: Simplify right side
    3,523.80x = 12,777,015.00
  5. Step 5: Solve for x
    x = 12,777,015.00/3,523.80
  6. Step 6: Final answer
    x = 3,625.92

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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.