Home / 2,369.28-3,270.24-1,374.45

Finding the Fourth Proportional to 2,369.28, 3,270.24 and 1,374.45

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Solution

The fourth proportional to 2,369.28, 3,270.24 and 1,374.45 is: 1,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.28 : 3,270.24 = 1,374.45 : x
  2. Step 2: Convert to fraction form
    2,369.28/3,270.24 = 1,374.45/x
  3. Step 3: Cross multiply
    2,369.28x = 3,270.24 × 1,374.45
  4. Step 4: Simplify right side
    2,369.28x = 4,494,781.37
  5. Step 5: Solve for x
    x = 4,494,781.37/2,369.28
  6. Step 6: Final answer
    x = 1,897.11

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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.