Home / 9,245.73-12,759.26-5,266.60

Finding the Fourth Proportional to 9,245.73, 12,759.26 and 5,266.60

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Solution

The fourth proportional to 9,245.73, 12,759.26 and 5,266.60 is: 7,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.73 : 12,759.26 = 5,266.60 : x
  2. Step 2: Convert to fraction form
    9,245.73/12,759.26 = 5,266.60/x
  3. Step 3: Cross multiply
    9,245.73x = 12,759.26 × 5,266.60
  4. Step 4: Simplify right side
    9,245.73x = 67,197,918.72
  5. Step 5: Solve for x
    x = 67,197,918.72/9,245.73
  6. Step 6: Final answer
    x = 7,267.99

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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.