Home / 2,369.55-3,270.39-1,375.08

Finding the Fourth Proportional to 2,369.55, 3,270.39 and 1,375.08

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Solution

The fourth proportional to 2,369.55, 3,270.39 and 1,375.08 is: 1,897.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.55 : 3,270.39 = 1,375.08 : x
  2. Step 2: Convert to fraction form
    2,369.55/3,270.39 = 1,375.08/x
  3. Step 3: Cross multiply
    2,369.55x = 3,270.39 × 1,375.08
  4. Step 4: Simplify right side
    2,369.55x = 4,497,047.88
  5. Step 5: Solve for x
    x = 4,497,047.88/2,369.55
  6. Step 6: Final answer
    x = 1,897.85

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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.