Home / 3,423.53-5,135.33-1,232.28

Finding the Fourth Proportional to 3,423.53, 5,135.33 and 1,232.28

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Solution

The fourth proportional to 3,423.53, 5,135.33 and 1,232.28 is: 1,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.53 : 5,135.33 = 1,232.28 : x
  2. Step 2: Convert to fraction form
    3,423.53/5,135.33 = 1,232.28/x
  3. Step 3: Cross multiply
    3,423.53x = 5,135.33 × 1,232.28
  4. Step 4: Simplify right side
    3,423.53x = 6,328,167.53
  5. Step 5: Solve for x
    x = 6,328,167.53/3,423.53
  6. Step 6: Final answer
    x = 1,848.43

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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.