Home / 4,985.17-6,879.62-2,747.03

Finding the Fourth Proportional to 4,985.17, 6,879.62 and 2,747.03

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Solution

The fourth proportional to 4,985.17, 6,879.62 and 2,747.03 is: 3,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.17 : 6,879.62 = 2,747.03 : x
  2. Step 2: Convert to fraction form
    4,985.17/6,879.62 = 2,747.03/x
  3. Step 3: Cross multiply
    4,985.17x = 6,879.62 × 2,747.03
  4. Step 4: Simplify right side
    4,985.17x = 18,898,522.53
  5. Step 5: Solve for x
    x = 18,898,522.53/4,985.17
  6. Step 6: Final answer
    x = 3,790.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.