Home / 3,234.49-4,463.46-1,977.64

Finding the Fourth Proportional to 3,234.49, 4,463.46 and 1,977.64

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Solution

The fourth proportional to 3,234.49, 4,463.46 and 1,977.64 is: 2,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.49 : 4,463.46 = 1,977.64 : x
  2. Step 2: Convert to fraction form
    3,234.49/4,463.46 = 1,977.64/x
  3. Step 3: Cross multiply
    3,234.49x = 4,463.46 × 1,977.64
  4. Step 4: Simplify right side
    3,234.49x = 8,827,117.03
  5. Step 5: Solve for x
    x = 8,827,117.03/3,234.49
  6. Step 6: Final answer
    x = 2,729.06

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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.