Home / 4,821-6,652.31-2,696.42

Finding the Fourth Proportional to 4,821, 6,652.31 and 2,696.42

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Solution

The fourth proportional to 4,821, 6,652.31 and 2,696.42 is: 3,720.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821 : 6,652.31 = 2,696.42 : x
  2. Step 2: Convert to fraction form
    4,821/6,652.31 = 2,696.42/x
  3. Step 3: Cross multiply
    4,821x = 6,652.31 × 2,696.42
  4. Step 4: Simplify right side
    4,821x = 17,937,414.99
  5. Step 5: Solve for x
    x = 17,937,414.99/4,821
  6. Step 6: Final answer
    x = 3,720.68

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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.