Home / 11,939.45-17,904.11-5,692.23

Finding the Fourth Proportional to 11,939.45, 17,904.11 and 5,692.23

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Solution

The fourth proportional to 11,939.45, 17,904.11 and 5,692.23 is: 8,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.45 : 17,904.11 = 5,692.23 : x
  2. Step 2: Convert to fraction form
    11,939.45/17,904.11 = 5,692.23/x
  3. Step 3: Cross multiply
    11,939.45x = 17,904.11 × 5,692.23
  4. Step 4: Simplify right side
    11,939.45x = 101,914,283.60
  5. Step 5: Solve for x
    x = 101,914,283.60/11,939.45
  6. Step 6: Final answer
    x = 8,535.93

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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.