Home / 4,839-7,246.81-2,752.68

Finding the Fourth Proportional to 4,839, 7,246.81 and 2,752.68

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Solution

The fourth proportional to 4,839, 7,246.81 and 2,752.68 is: 4,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839 : 7,246.81 = 2,752.68 : x
  2. Step 2: Convert to fraction form
    4,839/7,246.81 = 2,752.68/x
  3. Step 3: Cross multiply
    4,839x = 7,246.81 × 2,752.68
  4. Step 4: Simplify right side
    4,839x = 19,948,114.89
  5. Step 5: Solve for x
    x = 19,948,114.89/4,839
  6. Step 6: Final answer
    x = 4,122.36

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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.