Home / 10,731.70-16,102.14-5,804.80

Finding the Fourth Proportional to 10,731.70, 16,102.14 and 5,804.80

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Solution

The fourth proportional to 10,731.70, 16,102.14 and 5,804.80 is: 8,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.70 : 16,102.14 = 5,804.80 : x
  2. Step 2: Convert to fraction form
    10,731.70/16,102.14 = 5,804.80/x
  3. Step 3: Cross multiply
    10,731.70x = 16,102.14 × 5,804.80
  4. Step 4: Simplify right side
    10,731.70x = 93,469,702.27
  5. Step 5: Solve for x
    x = 93,469,702.27/10,731.70
  6. Step 6: Final answer
    x = 8,709.68

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1.5x scale

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.