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Finding the Fourth Proportional to 7,037.12, 9,708.18 and 4,241

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Solution

The fourth proportional to 7,037.12, 9,708.18 and 4,241 is: 5,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.12 : 9,708.18 = 4,241 : x
  2. Step 2: Convert to fraction form
    7,037.12/9,708.18 = 4,241/x
  3. Step 3: Cross multiply
    7,037.12x = 9,708.18 × 4,241
  4. Step 4: Simplify right side
    7,037.12x = 41,172,391.38
  5. Step 5: Solve for x
    x = 41,172,391.38/7,037.12
  6. Step 6: Final answer
    x = 5,850.74

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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.