Home / 9,226.78-12,733.64-5,249.18

Finding the Fourth Proportional to 9,226.78, 12,733.64 and 5,249.18

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Solution

The fourth proportional to 9,226.78, 12,733.64 and 5,249.18 is: 7,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.78 : 12,733.64 = 5,249.18 : x
  2. Step 2: Convert to fraction form
    9,226.78/12,733.64 = 5,249.18/x
  3. Step 3: Cross multiply
    9,226.78x = 12,733.64 × 5,249.18
  4. Step 4: Simplify right side
    9,226.78x = 66,841,117.87
  5. Step 5: Solve for x
    x = 66,841,117.87/9,226.78
  6. Step 6: Final answer
    x = 7,244.25

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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.