Home / 1,843.64-2,764.89-610.76

Finding the Fourth Proportional to 1,843.64, 2,764.89 and 610.76

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Solution

The fourth proportional to 1,843.64, 2,764.89 and 610.76 is: 915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.64 : 2,764.89 = 610.76 : x
  2. Step 2: Convert to fraction form
    1,843.64/2,764.89 = 610.76/x
  3. Step 3: Cross multiply
    1,843.64x = 2,764.89 × 610.76
  4. Step 4: Simplify right side
    1,843.64x = 1,688,684.22
  5. Step 5: Solve for x
    x = 1,688,684.22/1,843.64
  6. Step 6: Final answer
    x = 915.95

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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.