Home / 4,277.47-6,385.24-3,696.21

Finding the Fourth Proportional to 4,277.47, 6,385.24 and 3,696.21

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Solution

The fourth proportional to 4,277.47, 6,385.24 and 3,696.21 is: 5,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.47 : 6,385.24 = 3,696.21 : x
  2. Step 2: Convert to fraction form
    4,277.47/6,385.24 = 3,696.21/x
  3. Step 3: Cross multiply
    4,277.47x = 6,385.24 × 3,696.21
  4. Step 4: Simplify right side
    4,277.47x = 23,601,187.94
  5. Step 5: Solve for x
    x = 23,601,187.94/4,277.47
  6. Step 6: Final answer
    x = 5,517.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.