Home / 2,726.55-4,093.93-1,635.78

Finding the Fourth Proportional to 2,726.55, 4,093.93 and 1,635.78

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Solution

The fourth proportional to 2,726.55, 4,093.93 and 1,635.78 is: 2,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.55 : 4,093.93 = 1,635.78 : x
  2. Step 2: Convert to fraction form
    2,726.55/4,093.93 = 1,635.78/x
  3. Step 3: Cross multiply
    2,726.55x = 4,093.93 × 1,635.78
  4. Step 4: Simplify right side
    2,726.55x = 6,696,768.82
  5. Step 5: Solve for x
    x = 6,696,768.82/2,726.55
  6. Step 6: Final answer
    x = 2,456.13

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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.