Home / 6,107.55-9,162.54-2,821.38

Finding the Fourth Proportional to 6,107.55, 9,162.54 and 2,821.38

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Solution

The fourth proportional to 6,107.55, 9,162.54 and 2,821.38 is: 4,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.55 : 9,162.54 = 2,821.38 : x
  2. Step 2: Convert to fraction form
    6,107.55/9,162.54 = 2,821.38/x
  3. Step 3: Cross multiply
    6,107.55x = 9,162.54 × 2,821.38
  4. Step 4: Simplify right side
    6,107.55x = 25,851,007.11
  5. Step 5: Solve for x
    x = 25,851,007.11/6,107.55
  6. Step 6: Final answer
    x = 4,232.63

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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.