Home / 3,624.84-5,000.58-2,131.80

Finding the Fourth Proportional to 3,624.84, 5,000.58 and 2,131.80

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Solution

The fourth proportional to 3,624.84, 5,000.58 and 2,131.80 is: 2,940.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.84 : 5,000.58 = 2,131.80 : x
  2. Step 2: Convert to fraction form
    3,624.84/5,000.58 = 2,131.80/x
  3. Step 3: Cross multiply
    3,624.84x = 5,000.58 × 2,131.80
  4. Step 4: Simplify right side
    3,624.84x = 10,660,236.44
  5. Step 5: Solve for x
    x = 10,660,236.44/3,624.84
  6. Step 6: Final answer
    x = 2,940.88

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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.