Home / 3,330.20-4,995.02-2,512.64

Finding the Fourth Proportional to 3,330.20, 4,995.02 and 2,512.64

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Solution

The fourth proportional to 3,330.20, 4,995.02 and 2,512.64 is: 3,768.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.20 : 4,995.02 = 2,512.64 : x
  2. Step 2: Convert to fraction form
    3,330.20/4,995.02 = 2,512.64/x
  3. Step 3: Cross multiply
    3,330.20x = 4,995.02 × 2,512.64
  4. Step 4: Simplify right side
    3,330.20x = 12,550,687.05
  5. Step 5: Solve for x
    x = 12,550,687.05/3,330.20
  6. Step 6: Final answer
    x = 3,768.75

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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.