Home / 9,228.67-12,735.58-5,249.84

Finding the Fourth Proportional to 9,228.67, 12,735.58 and 5,249.84

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Solution

The fourth proportional to 9,228.67, 12,735.58 and 5,249.84 is: 7,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.67 : 12,735.58 = 5,249.84 : x
  2. Step 2: Convert to fraction form
    9,228.67/12,735.58 = 5,249.84/x
  3. Step 3: Cross multiply
    9,228.67x = 12,735.58 × 5,249.84
  4. Step 4: Simplify right side
    9,228.67x = 66,859,776.02
  5. Step 5: Solve for x
    x = 66,859,776.02/9,228.67
  6. Step 6: Final answer
    x = 7,244.79

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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.