Home / 1,732.39-2,592.41-1,387.94

Finding the Fourth Proportional to 1,732.39, 2,592.41 and 1,387.94

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Solution

The fourth proportional to 1,732.39, 2,592.41 and 1,387.94 is: 2,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.39 : 2,592.41 = 1,387.94 : x
  2. Step 2: Convert to fraction form
    1,732.39/2,592.41 = 1,387.94/x
  3. Step 3: Cross multiply
    1,732.39x = 2,592.41 × 1,387.94
  4. Step 4: Simplify right side
    1,732.39x = 3,598,089.63
  5. Step 5: Solve for x
    x = 3,598,089.63/1,732.39
  6. Step 6: Final answer
    x = 2,076.95

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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.