Home / 5,939.02-8,190.90-4,450.48

Finding the Fourth Proportional to 5,939.02, 8,190.90 and 4,450.48

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Solution

The fourth proportional to 5,939.02, 8,190.90 and 4,450.48 is: 6,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.02 : 8,190.90 = 4,450.48 : x
  2. Step 2: Convert to fraction form
    5,939.02/8,190.90 = 4,450.48/x
  3. Step 3: Cross multiply
    5,939.02x = 8,190.90 × 4,450.48
  4. Step 4: Simplify right side
    5,939.02x = 36,453,436.63
  5. Step 5: Solve for x
    x = 36,453,436.63/5,939.02
  6. Step 6: Final answer
    x = 6,137.95

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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.