Home / 2,610.77-3,915.97-1,224.41

Finding the Fourth Proportional to 2,610.77, 3,915.97 and 1,224.41

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Solution

The fourth proportional to 2,610.77, 3,915.97 and 1,224.41 is: 1,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.77 : 3,915.97 = 1,224.41 : x
  2. Step 2: Convert to fraction form
    2,610.77/3,915.97 = 1,224.41/x
  3. Step 3: Cross multiply
    2,610.77x = 3,915.97 × 1,224.41
  4. Step 4: Simplify right side
    2,610.77x = 4,794,727.13
  5. Step 5: Solve for x
    x = 4,794,727.13/2,610.77
  6. Step 6: Final answer
    x = 1,836.52

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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.