Home / 4,200.33-6,299.94-1,426.89

Finding the Fourth Proportional to 4,200.33, 6,299.94 and 1,426.89

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Solution

The fourth proportional to 4,200.33, 6,299.94 and 1,426.89 is: 2,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.33 : 6,299.94 = 1,426.89 : x
  2. Step 2: Convert to fraction form
    4,200.33/6,299.94 = 1,426.89/x
  3. Step 3: Cross multiply
    4,200.33x = 6,299.94 × 1,426.89
  4. Step 4: Simplify right side
    4,200.33x = 8,989,321.39
  5. Step 5: Solve for x
    x = 8,989,321.39/4,200.33
  6. Step 6: Final answer
    x = 2,140.15

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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.