Home / 11,265.70-16,898.78-3,474.50

Finding the Fourth Proportional to 11,265.70, 16,898.78 and 3,474.50

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Solution

The fourth proportional to 11,265.70, 16,898.78 and 3,474.50 is: 5,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.70 : 16,898.78 = 3,474.50 : x
  2. Step 2: Convert to fraction form
    11,265.70/16,898.78 = 3,474.50/x
  3. Step 3: Cross multiply
    11,265.70x = 16,898.78 × 3,474.50
  4. Step 4: Simplify right side
    11,265.70x = 58,714,811.11
  5. Step 5: Solve for x
    x = 58,714,811.11/11,265.70
  6. Step 6: Final answer
    x = 5,211.82

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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.