Home / 9,127.51-13,692.68-3,862.55

Finding the Fourth Proportional to 9,127.51, 13,692.68 and 3,862.55

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Solution

The fourth proportional to 9,127.51, 13,692.68 and 3,862.55 is: 5,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.51 : 13,692.68 = 3,862.55 : x
  2. Step 2: Convert to fraction form
    9,127.51/13,692.68 = 3,862.55/x
  3. Step 3: Cross multiply
    9,127.51x = 13,692.68 × 3,862.55
  4. Step 4: Simplify right side
    9,127.51x = 52,888,690.54
  5. Step 5: Solve for x
    x = 52,888,690.54/9,127.51
  6. Step 6: Final answer
    x = 5,794.43

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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.