Home / 1,892.26-2,612.07-1,842.58

Finding the Fourth Proportional to 1,892.26, 2,612.07 and 1,842.58

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Solution

The fourth proportional to 1,892.26, 2,612.07 and 1,842.58 is: 2,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.26 : 2,612.07 = 1,842.58 : x
  2. Step 2: Convert to fraction form
    1,892.26/2,612.07 = 1,842.58/x
  3. Step 3: Cross multiply
    1,892.26x = 2,612.07 × 1,842.58
  4. Step 4: Simplify right side
    1,892.26x = 4,812,947.94
  5. Step 5: Solve for x
    x = 4,812,947.94/1,892.26
  6. Step 6: Final answer
    x = 2,543.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.