Home / 2,486.29-3,731.11-1,025.41

Finding the Fourth Proportional to 2,486.29, 3,731.11 and 1,025.41

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Solution

The fourth proportional to 2,486.29, 3,731.11 and 1,025.41 is: 1,538.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.29 : 3,731.11 = 1,025.41 : x
  2. Step 2: Convert to fraction form
    2,486.29/3,731.11 = 1,025.41/x
  3. Step 3: Cross multiply
    2,486.29x = 3,731.11 × 1,025.41
  4. Step 4: Simplify right side
    2,486.29x = 3,825,905.61
  5. Step 5: Solve for x
    x = 3,825,905.61/2,486.29
  6. Step 6: Final answer
    x = 1,538.80

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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.