Home / 11,931.33-17,897.37-5,692.02

Finding the Fourth Proportional to 11,931.33, 17,897.37 and 5,692.02

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Solution

The fourth proportional to 11,931.33, 17,897.37 and 5,692.02 is: 8,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.33 : 17,897.37 = 5,692.02 : x
  2. Step 2: Convert to fraction form
    11,931.33/17,897.37 = 5,692.02/x
  3. Step 3: Cross multiply
    11,931.33x = 17,897.37 × 5,692.02
  4. Step 4: Simplify right side
    11,931.33x = 101,872,187.99
  5. Step 5: Solve for x
    x = 101,872,187.99/11,931.33
  6. Step 6: Final answer
    x = 8,538.21

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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.