Home / 3,068.44-4,234.46-1,671.20

Finding the Fourth Proportional to 3,068.44, 4,234.46 and 1,671.20

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Solution

The fourth proportional to 3,068.44, 4,234.46 and 1,671.20 is: 2,306.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.44 : 4,234.46 = 1,671.20 : x
  2. Step 2: Convert to fraction form
    3,068.44/4,234.46 = 1,671.20/x
  3. Step 3: Cross multiply
    3,068.44x = 4,234.46 × 1,671.20
  4. Step 4: Simplify right side
    3,068.44x = 7,076,629.55
  5. Step 5: Solve for x
    x = 7,076,629.55/3,068.44
  6. Step 6: Final answer
    x = 2,306.26

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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.