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Finding the Fourth Proportional to 2,371.76, 3,273 and 1,324

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Solution

The fourth proportional to 2,371.76, 3,273 and 1,324 is: 1,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.76 : 3,273 = 1,324 : x
  2. Step 2: Convert to fraction form
    2,371.76/3,273 = 1,324/x
  3. Step 3: Cross multiply
    2,371.76x = 3,273 × 1,324
  4. Step 4: Simplify right side
    2,371.76x = 4,333,452
  5. Step 5: Solve for x
    x = 4,333,452/2,371.76
  6. Step 6: Final answer
    x = 1,827.10

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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.