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Finding the Fourth Proportional to 1,892.18, 2,838.39 and 594.02

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Solution

The fourth proportional to 1,892.18, 2,838.39 and 594.02 is: 891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.18 : 2,838.39 = 594.02 : x
  2. Step 2: Convert to fraction form
    1,892.18/2,838.39 = 594.02/x
  3. Step 3: Cross multiply
    1,892.18x = 2,838.39 × 594.02
  4. Step 4: Simplify right side
    1,892.18x = 1,686,060.43
  5. Step 5: Solve for x
    x = 1,686,060.43/1,892.18
  6. Step 6: Final answer
    x = 891.07

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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.