Home / 3,692.51-5,095.53-2,199.65

Finding the Fourth Proportional to 3,692.51, 5,095.53 and 2,199.65

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Solution

The fourth proportional to 3,692.51, 5,095.53 and 2,199.65 is: 3,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.51 : 5,095.53 = 2,199.65 : x
  2. Step 2: Convert to fraction form
    3,692.51/5,095.53 = 2,199.65/x
  3. Step 3: Cross multiply
    3,692.51x = 5,095.53 × 2,199.65
  4. Step 4: Simplify right side
    3,692.51x = 11,208,366.64
  5. Step 5: Solve for x
    x = 11,208,366.64/3,692.51
  6. Step 6: Final answer
    x = 3,035.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.