Home / 2,718.41-4,078.98-2,026.47

Finding the Fourth Proportional to 2,718.41, 4,078.98 and 2,026.47

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Solution

The fourth proportional to 2,718.41, 4,078.98 and 2,026.47 is: 3,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.41 : 4,078.98 = 2,026.47 : x
  2. Step 2: Convert to fraction form
    2,718.41/4,078.98 = 2,026.47/x
  3. Step 3: Cross multiply
    2,718.41x = 4,078.98 × 2,026.47
  4. Step 4: Simplify right side
    2,718.41x = 8,265,910.21
  5. Step 5: Solve for x
    x = 8,265,910.21/2,718.41
  6. Step 6: Final answer
    x = 3,040.72

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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.