Home / 5,635.09-8,453.21-1,936.84

Finding the Fourth Proportional to 5,635.09, 8,453.21 and 1,936.84

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Solution

The fourth proportional to 5,635.09, 8,453.21 and 1,936.84 is: 2,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.09 : 8,453.21 = 1,936.84 : x
  2. Step 2: Convert to fraction form
    5,635.09/8,453.21 = 1,936.84/x
  3. Step 3: Cross multiply
    5,635.09x = 8,453.21 × 1,936.84
  4. Step 4: Simplify right side
    5,635.09x = 16,372,487.41
  5. Step 5: Solve for x
    x = 16,372,487.41/5,635.09
  6. Step 6: Final answer
    x = 2,905.45

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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.