Home / 4,283.28-6,425.10-1,361.79

Finding the Fourth Proportional to 4,283.28, 6,425.10 and 1,361.79

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Solution

The fourth proportional to 4,283.28, 6,425.10 and 1,361.79 is: 2,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.28 : 6,425.10 = 1,361.79 : x
  2. Step 2: Convert to fraction form
    4,283.28/6,425.10 = 1,361.79/x
  3. Step 3: Cross multiply
    4,283.28x = 6,425.10 × 1,361.79
  4. Step 4: Simplify right side
    4,283.28x = 8,749,636.93
  5. Step 5: Solve for x
    x = 8,749,636.93/4,283.28
  6. Step 6: Final answer
    x = 2,042.74

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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.