Home / 1,842.76-2,764.26-610.12

Finding the Fourth Proportional to 1,842.76, 2,764.26 and 610.12

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Solution

The fourth proportional to 1,842.76, 2,764.26 and 610.12 is: 915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.76 : 2,764.26 = 610.12 : x
  2. Step 2: Convert to fraction form
    1,842.76/2,764.26 = 610.12/x
  3. Step 3: Cross multiply
    1,842.76x = 2,764.26 × 610.12
  4. Step 4: Simplify right side
    1,842.76x = 1,686,530.31
  5. Step 5: Solve for x
    x = 1,686,530.31/1,842.76
  6. Step 6: Final answer
    x = 915.22

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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.