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Finding the Fourth Proportional to 4,860.91, 6,708.04 and 2,765.04

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Solution

The fourth proportional to 4,860.91, 6,708.04 and 2,765.04 is: 3,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.91 : 6,708.04 = 2,765.04 : x
  2. Step 2: Convert to fraction form
    4,860.91/6,708.04 = 2,765.04/x
  3. Step 3: Cross multiply
    4,860.91x = 6,708.04 × 2,765.04
  4. Step 4: Simplify right side
    4,860.91x = 18,547,998.92
  5. Step 5: Solve for x
    x = 18,547,998.92/4,860.91
  6. Step 6: Final answer
    x = 3,815.75

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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.