Home / 12,596.57-18,896.91-4,275.72

Finding the Fourth Proportional to 12,596.57, 18,896.91 and 4,275.72

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Solution

The fourth proportional to 12,596.57, 18,896.91 and 4,275.72 is: 6,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.57 : 18,896.91 = 4,275.72 : x
  2. Step 2: Convert to fraction form
    12,596.57/18,896.91 = 4,275.72/x
  3. Step 3: Cross multiply
    12,596.57x = 18,896.91 × 4,275.72
  4. Step 4: Simplify right side
    12,596.57x = 80,797,896.03
  5. Step 5: Solve for x
    x = 80,797,896.03/12,596.57
  6. Step 6: Final answer
    x = 6,414.28

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1.5x scale

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.