Home / 1,842-2,766.06-1,008.57

Finding the Fourth Proportional to 1,842, 2,766.06 and 1,008.57

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Solution

The fourth proportional to 1,842, 2,766.06 and 1,008.57 is: 1,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842 : 2,766.06 = 1,008.57 : x
  2. Step 2: Convert to fraction form
    1,842/2,766.06 = 1,008.57/x
  3. Step 3: Cross multiply
    1,842x = 2,766.06 × 1,008.57
  4. Step 4: Simplify right side
    1,842x = 2,789,765.13
  5. Step 5: Solve for x
    x = 2,789,765.13/1,842
  6. Step 6: Final answer
    x = 1,514.53

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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.