Home / 9,226.55-12,736.76-6,251.42

Finding the Fourth Proportional to 9,226.55, 12,736.76 and 6,251.42

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Solution

The fourth proportional to 9,226.55, 12,736.76 and 6,251.42 is: 8,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.55 : 12,736.76 = 6,251.42 : x
  2. Step 2: Convert to fraction form
    9,226.55/12,736.76 = 6,251.42/x
  3. Step 3: Cross multiply
    9,226.55x = 12,736.76 × 6,251.42
  4. Step 4: Simplify right side
    9,226.55x = 79,622,741.26
  5. Step 5: Solve for x
    x = 79,622,741.26/9,226.55
  6. Step 6: Final answer
    x = 8,629.75

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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.