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Finding the Fourth Proportional to 1,892.03, 2,835.60 and 1,013.60

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Solution

The fourth proportional to 1,892.03, 2,835.60 and 1,013.60 is: 1,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.03 : 2,835.60 = 1,013.60 : x
  2. Step 2: Convert to fraction form
    1,892.03/2,835.60 = 1,013.60/x
  3. Step 3: Cross multiply
    1,892.03x = 2,835.60 × 1,013.60
  4. Step 4: Simplify right side
    1,892.03x = 2,874,164.16
  5. Step 5: Solve for x
    x = 2,874,164.16/1,892.03
  6. Step 6: Final answer
    x = 1,519.09

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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.