Home / 4,283.49-6,425.19-1,321.93

Finding the Fourth Proportional to 4,283.49, 6,425.19 and 1,321.93

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Solution

The fourth proportional to 4,283.49, 6,425.19 and 1,321.93 is: 1,982.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.49 : 6,425.19 = 1,321.93 : x
  2. Step 2: Convert to fraction form
    4,283.49/6,425.19 = 1,321.93/x
  3. Step 3: Cross multiply
    4,283.49x = 6,425.19 × 1,321.93
  4. Step 4: Simplify right side
    4,283.49x = 8,493,651.42
  5. Step 5: Solve for x
    x = 8,493,651.42/4,283.49
  6. Step 6: Final answer
    x = 1,982.88

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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.