Home / 11,852.15-16,355.93-6,817.37

Finding the Fourth Proportional to 11,852.15, 16,355.93 and 6,817.37

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Solution

The fourth proportional to 11,852.15, 16,355.93 and 6,817.37 is: 9,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.15 : 16,355.93 = 6,817.37 : x
  2. Step 2: Convert to fraction form
    11,852.15/16,355.93 = 6,817.37/x
  3. Step 3: Cross multiply
    11,852.15x = 16,355.93 × 6,817.37
  4. Step 4: Simplify right side
    11,852.15x = 111,504,310.64
  5. Step 5: Solve for x
    x = 111,504,310.64/11,852.15
  6. Step 6: Final answer
    x = 9,407.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.