Home / 2,486.94-3,729.84-1,026.54

Finding the Fourth Proportional to 2,486.94, 3,729.84 and 1,026.54

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Solution

The fourth proportional to 2,486.94, 3,729.84 and 1,026.54 is: 1,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.94 : 3,729.84 = 1,026.54 : x
  2. Step 2: Convert to fraction form
    2,486.94/3,729.84 = 1,026.54/x
  3. Step 3: Cross multiply
    2,486.94x = 3,729.84 × 1,026.54
  4. Step 4: Simplify right side
    2,486.94x = 3,828,829.95
  5. Step 5: Solve for x
    x = 3,828,829.95/2,486.94
  6. Step 6: Final answer
    x = 1,539.57

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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.