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Finding the Fourth Proportional to 1,892.34, 2,838.98 and 593.82

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Solution

The fourth proportional to 1,892.34, 2,838.98 and 593.82 is: 890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.34 : 2,838.98 = 593.82 : x
  2. Step 2: Convert to fraction form
    1,892.34/2,838.98 = 593.82/x
  3. Step 3: Cross multiply
    1,892.34x = 2,838.98 × 593.82
  4. Step 4: Simplify right side
    1,892.34x = 1,685,840.13
  5. Step 5: Solve for x
    x = 1,685,840.13/1,892.34
  6. Step 6: Final answer
    x = 890.88

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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.