Home / 4,283.28-6,425.91-1,361.57

Finding the Fourth Proportional to 4,283.28, 6,425.91 and 1,361.57

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Solution

The fourth proportional to 4,283.28, 6,425.91 and 1,361.57 is: 2,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.28 : 6,425.91 = 1,361.57 : x
  2. Step 2: Convert to fraction form
    4,283.28/6,425.91 = 1,361.57/x
  3. Step 3: Cross multiply
    4,283.28x = 6,425.91 × 1,361.57
  4. Step 4: Simplify right side
    4,283.28x = 8,749,294.15
  5. Step 5: Solve for x
    x = 8,749,294.15/4,283.28
  6. Step 6: Final answer
    x = 2,042.66

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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.