Home / 3,010.85-4,523.21-2,135.52

Finding the Fourth Proportional to 3,010.85, 4,523.21 and 2,135.52

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Solution

The fourth proportional to 3,010.85, 4,523.21 and 2,135.52 is: 3,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.85 : 4,523.21 = 2,135.52 : x
  2. Step 2: Convert to fraction form
    3,010.85/4,523.21 = 2,135.52/x
  3. Step 3: Cross multiply
    3,010.85x = 4,523.21 × 2,135.52
  4. Step 4: Simplify right side
    3,010.85x = 9,659,405.42
  5. Step 5: Solve for x
    x = 9,659,405.42/3,010.85
  6. Step 6: Final answer
    x = 3,208.20

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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.