Home / 5,433.94-8,142.91-2,428.33

Finding the Fourth Proportional to 5,433.94, 8,142.91 and 2,428.33

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Solution

The fourth proportional to 5,433.94, 8,142.91 and 2,428.33 is: 3,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.94 : 8,142.91 = 2,428.33 : x
  2. Step 2: Convert to fraction form
    5,433.94/8,142.91 = 2,428.33/x
  3. Step 3: Cross multiply
    5,433.94x = 8,142.91 × 2,428.33
  4. Step 4: Simplify right side
    5,433.94x = 19,773,672.64
  5. Step 5: Solve for x
    x = 19,773,672.64/5,433.94
  6. Step 6: Final answer
    x = 3,638.92

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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.