Home / 1,838.25-2,536.79-1,010.25

Finding the Fourth Proportional to 1,838.25, 2,536.79 and 1,010.25

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Solution

The fourth proportional to 1,838.25, 2,536.79 and 1,010.25 is: 1,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.25 : 2,536.79 = 1,010.25 : x
  2. Step 2: Convert to fraction form
    1,838.25/2,536.79 = 1,010.25/x
  3. Step 3: Cross multiply
    1,838.25x = 2,536.79 × 1,010.25
  4. Step 4: Simplify right side
    1,838.25x = 2,562,787.05
  5. Step 5: Solve for x
    x = 2,562,787.05/1,838.25
  6. Step 6: Final answer
    x = 1,394.15

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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.