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Finding the Fourth Proportional to 2,882.94, 4,325.09 and 935.14

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Solution

The fourth proportional to 2,882.94, 4,325.09 and 935.14 is: 1,402.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.94 : 4,325.09 = 935.14 : x
  2. Step 2: Convert to fraction form
    2,882.94/4,325.09 = 935.14/x
  3. Step 3: Cross multiply
    2,882.94x = 4,325.09 × 935.14
  4. Step 4: Simplify right side
    2,882.94x = 4,044,564.66
  5. Step 5: Solve for x
    x = 4,044,564.66/2,882.94
  6. Step 6: Final answer
    x = 1,402.93

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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.