Home / 9,129.26-13,692.33-2,553.93

Finding the Fourth Proportional to 9,129.26, 13,692.33 and 2,553.93

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Solution

The fourth proportional to 9,129.26, 13,692.33 and 2,553.93 is: 3,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.26 : 13,692.33 = 2,553.93 : x
  2. Step 2: Convert to fraction form
    9,129.26/13,692.33 = 2,553.93/x
  3. Step 3: Cross multiply
    9,129.26x = 13,692.33 × 2,553.93
  4. Step 4: Simplify right side
    9,129.26x = 34,969,252.36
  5. Step 5: Solve for x
    x = 34,969,252.36/9,129.26
  6. Step 6: Final answer
    x = 3,830.46

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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.