Home / 4,942-6,821.10-3,263.74

Finding the Fourth Proportional to 4,942, 6,821.10 and 3,263.74

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Solution

The fourth proportional to 4,942, 6,821.10 and 3,263.74 is: 4,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942 : 6,821.10 = 3,263.74 : x
  2. Step 2: Convert to fraction form
    4,942/6,821.10 = 3,263.74/x
  3. Step 3: Cross multiply
    4,942x = 6,821.10 × 3,263.74
  4. Step 4: Simplify right side
    4,942x = 22,262,296.91
  5. Step 5: Solve for x
    x = 22,262,296.91/4,942
  6. Step 6: Final answer
    x = 4,504.71

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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.