Home / 4,086.37-5,635.60-2,669.50

Finding the Fourth Proportional to 4,086.37, 5,635.60 and 2,669.50

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Solution

The fourth proportional to 4,086.37, 5,635.60 and 2,669.50 is: 3,681.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.37 : 5,635.60 = 2,669.50 : x
  2. Step 2: Convert to fraction form
    4,086.37/5,635.60 = 2,669.50/x
  3. Step 3: Cross multiply
    4,086.37x = 5,635.60 × 2,669.50
  4. Step 4: Simplify right side
    4,086.37x = 15,044,234.20
  5. Step 5: Solve for x
    x = 15,044,234.20/4,086.37
  6. Step 6: Final answer
    x = 3,681.56

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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.