Home / 3,692.62-5,530.74-2,864.35

Finding the Fourth Proportional to 3,692.62, 5,530.74 and 2,864.35

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Solution

The fourth proportional to 3,692.62, 5,530.74 and 2,864.35 is: 4,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.62 : 5,530.74 = 2,864.35 : x
  2. Step 2: Convert to fraction form
    3,692.62/5,530.74 = 2,864.35/x
  3. Step 3: Cross multiply
    3,692.62x = 5,530.74 × 2,864.35
  4. Step 4: Simplify right side
    3,692.62x = 15,841,975.12
  5. Step 5: Solve for x
    x = 15,841,975.12/3,692.62
  6. Step 6: Final answer
    x = 4,290.17

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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.