Home / 11,265.45-16,898.40-3,474.25

Finding the Fourth Proportional to 11,265.45, 16,898.40 and 3,474.25

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Solution

The fourth proportional to 11,265.45, 16,898.40 and 3,474.25 is: 5,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.45 : 16,898.40 = 3,474.25 : x
  2. Step 2: Convert to fraction form
    11,265.45/16,898.40 = 3,474.25/x
  3. Step 3: Cross multiply
    11,265.45x = 16,898.40 × 3,474.25
  4. Step 4: Simplify right side
    11,265.45x = 58,709,266.20
  5. Step 5: Solve for x
    x = 58,709,266.20/11,265.45
  6. Step 6: Final answer
    x = 5,211.44

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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.