Home / 4,884.20-7,326.30-1,964.60

Finding the Fourth Proportional to 4,884.20, 7,326.30 and 1,964.60

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Solution

The fourth proportional to 4,884.20, 7,326.30 and 1,964.60 is: 2,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.20 : 7,326.30 = 1,964.60 : x
  2. Step 2: Convert to fraction form
    4,884.20/7,326.30 = 1,964.60/x
  3. Step 3: Cross multiply
    4,884.20x = 7,326.30 × 1,964.60
  4. Step 4: Simplify right side
    4,884.20x = 14,393,248.98
  5. Step 5: Solve for x
    x = 14,393,248.98/4,884.20
  6. Step 6: Final answer
    x = 2,946.90

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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.