Home / 1,834.12-2,530.82-1,006.12

Finding the Fourth Proportional to 1,834.12, 2,530.82 and 1,006.12

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Solution

The fourth proportional to 1,834.12, 2,530.82 and 1,006.12 is: 1,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.12 : 2,530.82 = 1,006.12 : x
  2. Step 2: Convert to fraction form
    1,834.12/2,530.82 = 1,006.12/x
  3. Step 3: Cross multiply
    1,834.12x = 2,530.82 × 1,006.12
  4. Step 4: Simplify right side
    1,834.12x = 2,546,308.62
  5. Step 5: Solve for x
    x = 2,546,308.62/1,834.12
  6. Step 6: Final answer
    x = 1,388.30

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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.