Home / 4,620.27-6,369.57-3,125.82

Finding the Fourth Proportional to 4,620.27, 6,369.57 and 3,125.82

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Solution

The fourth proportional to 4,620.27, 6,369.57 and 3,125.82 is: 4,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.27 : 6,369.57 = 3,125.82 : x
  2. Step 2: Convert to fraction form
    4,620.27/6,369.57 = 3,125.82/x
  3. Step 3: Cross multiply
    4,620.27x = 6,369.57 × 3,125.82
  4. Step 4: Simplify right side
    4,620.27x = 19,910,129.30
  5. Step 5: Solve for x
    x = 19,910,129.30/4,620.27
  6. Step 6: Final answer
    x = 4,309.30

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1.5x scale

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.